HANNA® GroLine pH 4.01 Calibration Buffer Sachets, 20 mL

Name: HANNA® GroLine pH 4.01 Calibration Buffer Sachets, 20 mL
Brand: Hanna Instruments
SKU: HI70004G
Price: 1.29 USD
Availability: InStock

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Hanna® Calibration Solutions

HI70004G is a high quality pH 4.01 calibration buffer designed with hydroponics, aquaponics, and greenhouses in mind. Single-use sachets are highly portable, with a small footprint and a lightweight design. They are the perfect accessory for your on-the-go testing, fitting easily into your pocket or carrying case.

Supplied with Certificate of Analysis
Single-use sachets for convenience.
Perfect for use with GroLine testers and portable meters!

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Quick View {"id":197065539597,"title":"CYCO® pH 7.0 Solution, L","handle":"cyco-ph-7-0-solution-l","description":"\u003cmeta charset=\"utf-8\"\u003e\n\u003cp\u003e\u003cb\u003eCYCO® pH 7.0 Solution\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eKeep pH electrodes working their best with CYCO® pH 7.0 Solution. Dry storage causes loss of accuracy, reduced performance and slower response times. Use pH 7.0 solution to calibrate and store meters and pens, avoiding the pitfalls of dry storage. Avoid placing pH electrodes in harsh chemicals, especially those of high concentration or extreme pH, such as pH Up. These can damage electrodes or increase the need for electrode maintenance. Instead, use only a proper pH solution to calibrate and store electrodes. Thoroughly clean the electrode after use and always store your pH meter with the cap firmly in place. Frequency of meter calibration is crucial and will optimize your pH meter’s performance. 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Quick View {"id":9063136397,"title":"HANNA® Groline QuickCal Calibration Solution Sachet, 20 mL","handle":"hanna-growline-quick-cal-combo-calibration-solution-box-of-25-sachets-use","description":"\u003cmeta charset=\"utf-8\"\u003e\n\u003cp\u003eHI50036P is a quick calibration solution for use with Hanna’s GroLine pH and\/or EC\/TDS meters. Using the Quick Cal function found in compatible meters allows for a single point calibration for pH and\/or conductivity sensors. Each sachet has the lot number and expiration date stamped on it and is made of light block foil ensuring freshness each time one is opened. Hanna’s line of calibration solutions have been specially formulated to have an expiration of 5 years from the date of manufacture for an unopened sachet. The HI50036P is for 25 sachets containing 20 mL of calibration solution.\u003c\/p\u003e\n\u003cmeta charset=\"utf-8\"\u003e\n\u003cp\u003e\u003cspan\u003eHI50036P is a quality quick calibration solution produced in accordance with ISO 3696\/BS3978 standards using high purity salts, deionized water, certified weight-checked balances, and Class A glassware in a temperature controlled environment monitored with certified thermometers.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQuick Calibration Solution\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCalibration solution for GroLine pH and EC\/TDS meters\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cbr\u003e\n\u003cp\u003e \u003cstrong\u003eConvenience of individual packaging\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eIdeal for users that do not calibrate frequently\u003c\/li\u003e\n\u003cli\u003eIdeal for field use due to portability\u003c\/li\u003e\n\u003cli\u003eEvery sachet is as fresh as the day it was packaged\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cbr\u003e\n\u003cp\u003e \u003cstrong\u003eEach sachet marked with lot number and expiration date\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHanna buffers are specially formulated to have an expiration of 5 years from manufacture for an unopened sachet\u003c\/li\u003e\n\u003cli\u003ePrevents any oxidation from UV light that could alter the pH buffer value\u003c\/li\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003c\/ul\u003e\n\u003c!-- split --\u003e\n\u003ch3\u003e\u003cstrong\u003eProduct Specs\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003epH Buffer Solution: \u003c\/strong\u003e6.86\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eEc Solution: \u003c\/strong\u003e5,000 μS\/cm (5.00 mS\/cm)\u003c\/p\u003e","published_at":"2017-02-15T08:53:00-06:00","created_at":"2017-02-11T16:53:28-06:00","vendor":"Hanna Instruments","type":"Meters | Calibration Solutions","tags":["Brand_Hanna Instruments","Price_$0.00 - $99.99"],"price":150,"price_min":150,"price_max":150,"available":true,"price_varies":false,"compare_at_price":199,"compare_at_price_min":199,"compare_at_price_max":199,"compare_at_price_varies":false,"variants":[{"id":31846953485,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"HI50036P","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"HANNA® Groline QuickCal Calibration Solution Sachet, 20 mL","public_title":null,"options":["Default Title"],"price":150,"weight":113,"compare_at_price":199,"inventory_quantity":60,"inventory_management":"shopify","inventory_policy":"deny","barcode":"HI50036P","requires_selling_plan":false,"selling_plan_allocations":[]}],"images":["\/\/cdn.shopify.com\/s\/files\/1\/1298\/4199\/products\/hannar-quick-calibration-solution-sachet-for-groline-ph-and-ec-meters-20-ml-brand-hanna-instruments-price-0-00-99-solutions-garden-supply-guys-discount_674.jpg?v=1580848499","\/\/cdn.shopify.com\/s\/files\/1\/1298\/4199\/products\/hannar-quick-calibration-solution-sachet-for-groline-ph-and-ec-meters-20-ml-brand-hanna-instruments-price-0-00-99-solutions-garden-supply-guys-discount_129.jpg?v=1580848499"],"featured_image":"\/\/cdn.shopify.com\/s\/files\/1\/1298\/4199\/products\/hannar-quick-calibration-solution-sachet-for-groline-ph-and-ec-meters-20-ml-brand-hanna-instruments-price-0-00-99-solutions-garden-supply-guys-discount_674.jpg?v=1580848499","options":["Title"],"media":[{"alt":null,"id":909644431417,"position":1,"preview_image":{"aspect_ratio":1.0,"height":995,"width":995,"src":"https:\/\/cdn.shopify.com\/s\/files\/1\/1298\/4199\/products\/hannar-quick-calibration-solution-sachet-for-groline-ph-and-ec-meters-20-ml-brand-hanna-instruments-price-0-00-99-solutions-garden-supply-guys-discount_674.jpg?v=1569102301"},"aspect_ratio":1.0,"height":995,"media_type":"image","src":"https:\/\/cdn.shopify.com\/s\/files\/1\/1298\/4199\/products\/hannar-quick-calibration-solution-sachet-for-groline-ph-and-ec-meters-20-ml-brand-hanna-instruments-price-0-00-99-solutions-garden-supply-guys-discount_674.jpg?v=1569102301","width":995},{"alt":null,"id":909644398649,"position":2,"preview_image":{"aspect_ratio":1.0,"height":1128,"width":1128,"src":"https:\/\/cdn.shopify.com\/s\/files\/1\/1298\/4199\/products\/hannar-quick-calibration-solution-sachet-for-groline-ph-and-ec-meters-20-ml-brand-hanna-instruments-price-0-00-99-solutions-garden-supply-guys-discount_129.jpg?v=1569102301"},"aspect_ratio":1.0,"height":1128,"media_type":"image","src":"https:\/\/cdn.shopify.com\/s\/files\/1\/1298\/4199\/products\/hannar-quick-calibration-solution-sachet-for-groline-ph-and-ec-meters-20-ml-brand-hanna-instruments-price-0-00-99-solutions-garden-supply-guys-discount_129.jpg?v=1569102301","width":1128}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003cmeta charset=\"utf-8\"\u003e\n\u003cp\u003eHI50036P is a quick calibration solution for use with Hanna’s GroLine pH and\/or EC\/TDS meters. Using the Quick Cal function found in compatible meters allows for a single point calibration for pH and\/or conductivity sensors. Each sachet has the lot number and expiration date stamped on it and is made of light block foil ensuring freshness each time one is opened. Hanna’s line of calibration solutions have been specially formulated to have an expiration of 5 years from the date of manufacture for an unopened sachet. The HI50036P is for 25 sachets containing 20 mL of calibration solution.\u003c\/p\u003e\n\u003cmeta charset=\"utf-8\"\u003e\n\u003cp\u003e\u003cspan\u003eHI50036P is a quality quick calibration solution produced in accordance with ISO 3696\/BS3978 standards using high purity salts, deionized water, certified weight-checked balances, and Class A glassware in a temperature controlled environment monitored with certified thermometers.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQuick Calibration Solution\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCalibration solution for GroLine pH and EC\/TDS meters\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cbr\u003e\n\u003cp\u003e \u003cstrong\u003eConvenience of individual packaging\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eIdeal for users that do not calibrate frequently\u003c\/li\u003e\n\u003cli\u003eIdeal for field use due to portability\u003c\/li\u003e\n\u003cli\u003eEvery sachet is as fresh as the day it was packaged\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cbr\u003e\n\u003cp\u003e \u003cstrong\u003eEach sachet marked with lot number and expiration date\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHanna buffers are specially formulated to have an expiration of 5 years from manufacture for an unopened sachet\u003c\/li\u003e\n\u003cli\u003ePrevents any oxidation from UV light that could alter the pH buffer value\u003c\/li\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003c\/ul\u003e\n\u003c!-- split --\u003e\n\u003ch3\u003e\u003cstrong\u003eProduct Specs\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003epH Buffer Solution: \u003c\/strong\u003e6.86\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eEc Solution: \u003c\/strong\u003e5,000 μS\/cm (5.00 mS\/cm)\u003c\/p\u003e"}

HANNA® Groline QuickCal Calibration Solution Sachet, 20 mL

HI50036P is a quick calibration solution for use with Hanna’s GroLine pH and/or EC/TDS meters. Using the Quick Cal function found in compatible meters allows...

$199 $150

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HANNA® 1382 ppm TDS Calibration Solution, 230 mL HANNA® 1382 ppm TDS Calibration Solution, 230 mL

$1887 $1572

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Quick View {"id":6638255105,"title":"HANNA® 1382 ppm TDS Calibration Solution, 230 mL","handle":"hanna-tds-calibration-solution-1382-ppm-230-ml","description":"\u003cmeta charset=\"utf-8\"\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cb\u003eHanna® Calibration Solutions\u003c\/b\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eHanna TDS solution is a premium quality 1,382 mg\/L (ppm) TDS calibration solution that is prepared against a NIST traceable potassium chloride solution. Hanna TDS solutions have the lot number and expiration date clearly marked on the label and are air tight with a tamper-proof seal to ensure the quality of the solution. Hanna’s line of TDS standards have been specially formulated to have an expiration of 5 years from the date of manufacture for an unopened bottle.\u003c\/span\u003e","published_at":"2016-06-18T01:04:00-05:00","created_at":"2016-06-18T01:04:34-05:00","vendor":"Hanna Instruments","type":"Meters | Calibration Solutions","tags":["Brand_Hanna Instruments","Price_$0.00 - $99.99"],"price":1572,"price_min":1572,"price_max":1572,"available":true,"price_varies":false,"compare_at_price":1887,"compare_at_price_min":1887,"compare_at_price_max":1887,"compare_at_price_varies":false,"variants":[{"id":20918517889,"title":"Warehouse 2","option1":"Warehouse 2","option2":null,"option3":null,"sku":"TCS510","requires_shipping":true,"taxable":true,"featured_image":null,"available":false,"name":"HANNA® 1382 ppm TDS Calibration Solution, 230 mL - Warehouse 2","public_title":"Warehouse 2","options":["Warehouse 2"],"price":1572,"weight":1134,"compare_at_price":1887,"inventory_quantity":0,"inventory_management":"shopify","inventory_policy":"deny","barcode":"","requires_selling_plan":false,"selling_plan_allocations":[]},{"id":28040420929,"title":"Warehouse 1","option1":"Warehouse 1","option2":null,"option3":null,"sku":"GSG03775","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"HANNA® 1382 ppm TDS Calibration Solution, 230 mL - Warehouse 1","public_title":"Warehouse 1","options":["Warehouse 1"],"price":1572,"weight":1134,"compare_at_price":1887,"inventory_quantity":7,"inventory_management":"shopify","inventory_policy":"deny","barcode":"TCS510","requires_selling_plan":false,"selling_plan_allocations":[]}],"images":["\/\/cdn.shopify.com\/s\/files\/1\/1298\/4199\/products\/hannar-1382-ppm-tds-calibration-solution-230-ml-brand-hanna-instruments-price-0-00-99-meters-solutions-garden-supply-guys-discount-hydroponics-gardening_367.jpg?v=1555794320"],"featured_image":"\/\/cdn.shopify.com\/s\/files\/1\/1298\/4199\/products\/hannar-1382-ppm-tds-calibration-solution-230-ml-brand-hanna-instruments-price-0-00-99-meters-solutions-garden-supply-guys-discount-hydroponics-gardening_367.jpg?v=1555794320","options":["fulfillment"],"media":[{"alt":null,"id":127827214393,"position":1,"preview_image":{"aspect_ratio":1.0,"height":904,"width":904,"src":"https:\/\/cdn.shopify.com\/s\/files\/1\/1298\/4199\/products\/hannar-1382-ppm-tds-calibration-solution-230-ml-brand-hanna-instruments-price-0-00-99-meters-solutions-garden-supply-guys-discount-hydroponics-gardening_367.jpg?v=1568825609"},"aspect_ratio":1.0,"height":904,"media_type":"image","src":"https:\/\/cdn.shopify.com\/s\/files\/1\/1298\/4199\/products\/hannar-1382-ppm-tds-calibration-solution-230-ml-brand-hanna-instruments-price-0-00-99-meters-solutions-garden-supply-guys-discount-hydroponics-gardening_367.jpg?v=1568825609","width":904}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003cmeta charset=\"utf-8\"\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cb\u003eHanna® Calibration Solutions\u003c\/b\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eHanna TDS solution is a premium quality 1,382 mg\/L (ppm) TDS calibration solution that is prepared against a NIST traceable potassium chloride solution. Hanna TDS solutions have the lot number and expiration date clearly marked on the label and are air tight with a tamper-proof seal to ensure the quality of the solution. Hanna’s line of TDS standards have been specially formulated to have an expiration of 5 years from the date of manufacture for an unopened bottle.\u003c\/span\u003e"}

HANNA® 1382 ppm TDS Calibration Solution, 230 mL

Hanna® Calibration Solutions Hanna TDS solution is a premium quality 1,382 mg/L (ppm) TDS calibration solution that is prepared against a NIST traceable potassium chloride solution. Hanna...

$1887 $1572

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Bluelab® pH Probe KCl Storage Solution, 100 mL Bluelab® pH Probe KCl Storage Solution, 100 mL

$1258 $1127

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Quick View {"id":6636877633,"title":"Bluelab® pH Probe KCl Storage Solution, 100 mL","handle":"bluelab-ph-probe-kcl-storage-solution-100-ml","description":"\u003cmeta charset=\"utf-8\"\u003e\n\u003cp\u003e\u003cb\u003eBluelab® pH Probe KCI Storage Solution\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e The perfect solution to store and hydrate your Bluelab pH products. Bluelab® pH Probe KCl Storage Solution is made specifically for use with Bluelab® pH products. It is designed to increase response time and maximize the life of Bluelab pH pens and pH probes. For best results, use the KCl solution to store the pH pen\/probe after use and hydrate monthly. Bluelab® pH Probe KCl Storage Solution is manufactured to high laboratory standards.\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cspan\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eManufactured specifically for Bluelab products\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eNeeded to maintain optimal performance\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eFor use before and after measurements\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eUse to re-hydrate a dry probe\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eWith easy pour nozzle\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eConvenient 100ml size\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1298\/4199\/files\/716056_MSDS.pdf?16773257774383423318\" target=\"_blank\" title=\"Bluelab® pH Probe KCI Storage Solution MSDS\" rel=\"noopener noreferrer\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1298\/4199\/files\/download_info_sheet_compact.png?v=1498145478\" alt=\"\" width=\"145\" height=\"30\"\u003e\u003c\/a\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1298\/4199\/files\/716056_MSDS.pdf?16773257774383423318\" target=\"_blank\" title=\"Bluelab® pH Probe KCI Storage Solution MSDS\" rel=\"noopener noreferrer\"\u003e\u003cstrong\u003eBluelab® pH Probe KCI Storage Solution MSDS\u003c\/strong\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c!-- split --\u003e\n\u003cp\u003e\u003cstrong\u003eWidth (in.): \u003c\/strong\u003e1.73\u003c\/p\u003e\n\u003cbr\u003e\n\u003cp\u003e\u003cstrong\u003eHeight (in.): \u003c\/strong\u003e 4.92\u003c\/p\u003e\n\u003cbr\u003e\n\u003cp\u003e\u003cstrong\u003eWeight (lb.): \u003c\/strong\u003e0.26\u003c\/p\u003e","published_at":"2016-06-17T21:09:00-05:00","created_at":"2016-06-17T21:09:57-05:00","vendor":"Bluelab","type":"Meters | Calibration Solutions","tags":["Brand_BlueLab","Price_$0.00 - $99.99"],"price":1127,"price_min":1127,"price_max":1127,"available":true,"price_varies":false,"compare_at_price":1258,"compare_at_price_min":1258,"compare_at_price_max":1258,"compare_at_price_varies":false,"variants":[{"id":24186504001,"title":"Warehouse 3","option1":"Warehouse 3","option2":null,"option3":null,"sku":"HGC716056","requires_shipping":true,"taxable":true,"featured_image":null,"available":false,"name":"Bluelab® pH Probe KCl Storage Solution, 100 mL - Warehouse 3","public_title":"Warehouse 3","options":["Warehouse 3"],"price":1127,"weight":113,"compare_at_price":1258,"inventory_quantity":0,"inventory_management":"shopify","inventory_policy":"deny","barcode":"","requires_selling_plan":false,"selling_plan_allocations":[]},{"id":20915805377,"title":"Warehouse 2","option1":"Warehouse 2","option2":null,"option3":null,"sku":"BPKS503","requires_shipping":true,"taxable":true,"featured_image":null,"available":false,"name":"Bluelab® pH Probe KCl Storage Solution, 100 mL - Warehouse 2","public_title":"Warehouse 2","options":["Warehouse 2"],"price":1127,"weight":113,"compare_at_price":1258,"inventory_quantity":0,"inventory_management":"shopify","inventory_policy":"deny","barcode":"","requires_selling_plan":false,"selling_plan_allocations":[]},{"id":24186505089,"title":"Warehouse 1","option1":"Warehouse 1","option2":null,"option3":null,"sku":"716056","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"Bluelab® pH Probe KCl Storage Solution, 100 mL - Warehouse 1","public_title":"Warehouse 1","options":["Warehouse 1"],"price":1127,"weight":113,"compare_at_price":1258,"inventory_quantity":5,"inventory_management":"shopify","inventory_policy":"deny","barcode":"9421024920524","requires_selling_plan":false,"selling_plan_allocations":[]}],"images":["\/\/cdn.shopify.com\/s\/files\/1\/1298\/4199\/products\/bluelabr-ph-probe-kcl-storage-solution-100-ml-brand-bluelab-price-0-00-99-meters-calibration-solutions-garden-supply-guys-discount-hydroponics-gardening_863.jpg?v=1555785739","\/\/cdn.shopify.com\/s\/files\/1\/1298\/4199\/products\/bluelabr-ph-probe-kcl-storage-solution-100-ml-brand-bluelab-price-0-00-99-meters-calibration-solutions-garden-supply-guys-discount-hydroponics-gardening_579.jpg?v=1555785739","\/\/cdn.shopify.com\/s\/files\/1\/1298\/4199\/products\/bluelabr-ph-probe-kcl-storage-solution-100-ml-brand-bluelab-price-0-00-99-meters-calibration-solutions-garden-supply-guys-discount-hydroponics-gardening_665.jpg?v=1555785739"],"featured_image":"\/\/cdn.shopify.com\/s\/files\/1\/1298\/4199\/products\/bluelabr-ph-probe-kcl-storage-solution-100-ml-brand-bluelab-price-0-00-99-meters-calibration-solutions-garden-supply-guys-discount-hydroponics-gardening_863.jpg?v=1555785739","options":["fulfillment"],"media":[{"alt":null,"id":127719276601,"position":1,"preview_image":{"aspect_ratio":1.0,"height":984,"width":984,"src":"https:\/\/cdn.shopify.com\/s\/files\/1\/1298\/4199\/products\/bluelabr-ph-probe-kcl-storage-solution-100-ml-brand-bluelab-price-0-00-99-meters-calibration-solutions-garden-supply-guys-discount-hydroponics-gardening_863.jpg?v=1568825496"},"aspect_ratio":1.0,"height":984,"media_type":"image","src":"https:\/\/cdn.shopify.com\/s\/files\/1\/1298\/4199\/products\/bluelabr-ph-probe-kcl-storage-solution-100-ml-brand-bluelab-price-0-00-99-meters-calibration-solutions-garden-supply-guys-discount-hydroponics-gardening_863.jpg?v=1568825496","width":984},{"alt":null,"id":127719309369,"position":2,"preview_image":{"aspect_ratio":1.0,"height":1426,"width":1426,"src":"https:\/\/cdn.shopify.com\/s\/files\/1\/1298\/4199\/products\/bluelabr-ph-probe-kcl-storage-solution-100-ml-brand-bluelab-price-0-00-99-meters-calibration-solutions-garden-supply-guys-discount-hydroponics-gardening_579.jpg?v=1568825496"},"aspect_ratio":1.0,"height":1426,"media_type":"image","src":"https:\/\/cdn.shopify.com\/s\/files\/1\/1298\/4199\/products\/bluelabr-ph-probe-kcl-storage-solution-100-ml-brand-bluelab-price-0-00-99-meters-calibration-solutions-garden-supply-guys-discount-hydroponics-gardening_579.jpg?v=1568825496","width":1426},{"alt":null,"id":127719342137,"position":3,"preview_image":{"aspect_ratio":1.0,"height":1410,"width":1410,"src":"https:\/\/cdn.shopify.com\/s\/files\/1\/1298\/4199\/products\/bluelabr-ph-probe-kcl-storage-solution-100-ml-brand-bluelab-price-0-00-99-meters-calibration-solutions-garden-supply-guys-discount-hydroponics-gardening_665.jpg?v=1568825496"},"aspect_ratio":1.0,"height":1410,"media_type":"image","src":"https:\/\/cdn.shopify.com\/s\/files\/1\/1298\/4199\/products\/bluelabr-ph-probe-kcl-storage-solution-100-ml-brand-bluelab-price-0-00-99-meters-calibration-solutions-garden-supply-guys-discount-hydroponics-gardening_665.jpg?v=1568825496","width":1410}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003cmeta charset=\"utf-8\"\u003e\n\u003cp\u003e\u003cb\u003eBluelab® pH Probe KCI Storage Solution\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e The perfect solution to store and hydrate your Bluelab pH products. Bluelab® pH Probe KCl Storage Solution is made specifically for use with Bluelab® pH products. It is designed to increase response time and maximize the life of Bluelab pH pens and pH probes. For best results, use the KCl solution to store the pH pen\/probe after use and hydrate monthly. Bluelab® pH Probe KCl Storage Solution is manufactured to high laboratory standards.\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cspan\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eManufactured specifically for Bluelab products\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eNeeded to maintain optimal performance\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eFor use before and after measurements\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eUse to re-hydrate a dry probe\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eWith easy pour nozzle\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eConvenient 100ml size\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1298\/4199\/files\/716056_MSDS.pdf?16773257774383423318\" target=\"_blank\" title=\"Bluelab® pH Probe KCI Storage Solution MSDS\" rel=\"noopener noreferrer\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1298\/4199\/files\/download_info_sheet_compact.png?v=1498145478\" alt=\"\" width=\"145\" height=\"30\"\u003e\u003c\/a\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1298\/4199\/files\/716056_MSDS.pdf?16773257774383423318\" target=\"_blank\" title=\"Bluelab® pH Probe KCI Storage Solution MSDS\" rel=\"noopener noreferrer\"\u003e\u003cstrong\u003eBluelab® pH Probe KCI Storage Solution MSDS\u003c\/strong\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c!-- split --\u003e\n\u003cp\u003e\u003cstrong\u003eWidth (in.): \u003c\/strong\u003e1.73\u003c\/p\u003e\n\u003cbr\u003e\n\u003cp\u003e\u003cstrong\u003eHeight (in.): \u003c\/strong\u003e 4.92\u003c\/p\u003e\n\u003cbr\u003e\n\u003cp\u003e\u003cstrong\u003eWeight (lb.): \u003c\/strong\u003e0.26\u003c\/p\u003e"}

Bluelab® pH Probe KCl Storage Solution, 100 mL

Bluelab® pH Probe KCI Storage Solution The perfect solution to store and hydrate your Bluelab pH products. Bluelab® pH Probe KCl Storage Solution is made...

$1258 $1127

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Bluelab® EC Solution, 250 mL Bluelab® EC Solution, 250 mL

$850 $819

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Quick View {"id":6636858113,"title":"Bluelab® EC Solution, 250 mL","handle":"bluelab-ec-solution-250-ml","description":"\u003cmeta charset=\"utf-8\"\u003e\n\u003cp\u003e\u003cb\u003eBluelab® 2.77 EC Conductivity Standard Solution\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe EC 2.77 solution is used as a reference or checking solution to ensure you have adequately cleaned the EC\/ppm probe.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eTo ensure solution remain accurate:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eAvoid cross-contamination\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDecanter into a smaller plastic cup\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDiscard sample after use\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eStore in a cool dark place\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eStore with lid secured tightly\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eKeep out of reach of children\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1298\/4199\/files\/2.77-pH-MSDS.pdf?14551120552268009285\" target=\"_blank\" title=\"Bluelab® 2.77 EC Conductivity Standard Solution Spec Sheet\" rel=\"noopener noreferrer\"\u003e\u003cspan\u003e\u003cimg src=\"\/\/cdn.shopify.com\/s\/files\/1\/1298\/4199\/files\/download_info_sheet_compact.png?v=1498145478\" alt=\"\" width=\"150\" height=\"31\"\u003e\u003c\/span\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1298\/4199\/files\/2.77-pH-MSDS.pdf?14551120552268009285\" target=\"_blank\" title=\"Bluelab® 2.77 EC Conductivity Standard Solution Spec Sheet\" rel=\"noopener noreferrer\"\u003eBluelab® 2.77 EC Conductivity Spec Sheet\u003c\/a\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003c!-- split --\u003e\n\u003cp\u003e\u003cstrong\u003eWidth (in.): \u003c\/strong\u003e 2.1\u003c\/p\u003e\n\u003cbr\u003e\n\u003cp\u003e\u003cstrong\u003eHeight (in.): \u003c\/strong\u003e5.6\u003c\/p\u003e\n\u003cbr\u003e\n\u003cp\u003e\u003cstrong\u003eWeight (lb.): \u003c\/strong\u003e 0.55\u003c\/p\u003e","published_at":"2016-06-17T21:06:00-05:00","created_at":"2016-06-17T21:06:31-05:00","vendor":"Bluelab","type":"Meters | Calibration Solutions","tags":["Brand_BlueLab","Price_$0.00 - $99.99"],"price":819,"price_min":819,"price_max":819,"available":true,"price_varies":false,"compare_at_price":850,"compare_at_price_min":850,"compare_at_price_max":850,"compare_at_price_varies":false,"variants":[{"id":24179473537,"title":"Warehouse 3","option1":"Warehouse 3","option2":null,"option3":null,"sku":"HGC732899","requires_shipping":true,"taxable":true,"featured_image":null,"available":false,"name":"Bluelab® EC Solution, 250 mL - Warehouse 3","public_title":"Warehouse 3","options":["Warehouse 3"],"price":819,"weight":340,"compare_at_price":850,"inventory_quantity":0,"inventory_management":"shopify","inventory_policy":"deny","barcode":"","requires_selling_plan":false,"selling_plan_allocations":[]},{"id":20915764225,"title":"Warehouse 2","option1":"Warehouse 2","option2":null,"option3":null,"sku":"BES509","requires_shipping":true,"taxable":true,"featured_image":null,"available":false,"name":"Bluelab® EC Solution, 250 mL - Warehouse 2","public_title":"Warehouse 2","options":["Warehouse 2"],"price":819,"weight":340,"compare_at_price":850,"inventory_quantity":0,"inventory_management":"shopify","inventory_policy":"deny","barcode":"","requires_selling_plan":false,"selling_plan_allocations":[]},{"id":24179473665,"title":"Warehouse 1","option1":"Warehouse 1","option2":null,"option3":null,"sku":"732899","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"Bluelab® EC Solution, 250 mL - Warehouse 1","public_title":"Warehouse 1","options":["Warehouse 1"],"price":819,"weight":340,"compare_at_price":850,"inventory_quantity":4,"inventory_management":"shopify","inventory_policy":"deny","barcode":"9421024920425","requires_selling_plan":false,"selling_plan_allocations":[]}],"images":["\/\/cdn.shopify.com\/s\/files\/1\/1298\/4199\/products\/bluelabr-ec-solution-250-ml-brand-bluelab-price-0-00-99-meters-calibration-solutions-garden-supply-guys-discount-hydroponics-gardening-marketplace_463.jpg?v=1555785450"],"featured_image":"\/\/cdn.shopify.com\/s\/files\/1\/1298\/4199\/products\/bluelabr-ec-solution-250-ml-brand-bluelab-price-0-00-99-meters-calibration-solutions-garden-supply-guys-discount-hydroponics-gardening-marketplace_463.jpg?v=1555785450","options":["fulfillment"],"media":[{"alt":null,"id":127714623545,"position":1,"preview_image":{"aspect_ratio":1.0,"height":936,"width":936,"src":"https:\/\/cdn.shopify.com\/s\/files\/1\/1298\/4199\/products\/bluelabr-ec-solution-250-ml-brand-bluelab-price-0-00-99-meters-calibration-solutions-garden-supply-guys-discount-hydroponics-gardening-marketplace_463.jpg?v=1568825492"},"aspect_ratio":1.0,"height":936,"media_type":"image","src":"https:\/\/cdn.shopify.com\/s\/files\/1\/1298\/4199\/products\/bluelabr-ec-solution-250-ml-brand-bluelab-price-0-00-99-meters-calibration-solutions-garden-supply-guys-discount-hydroponics-gardening-marketplace_463.jpg?v=1568825492","width":936}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003cmeta charset=\"utf-8\"\u003e\n\u003cp\u003e\u003cb\u003eBluelab® 2.77 EC Conductivity Standard Solution\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe EC 2.77 solution is used as a reference or checking solution to ensure you have adequately cleaned the EC\/ppm probe.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eTo ensure solution remain accurate:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eAvoid cross-contamination\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDecanter into a smaller plastic cup\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDiscard sample after use\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eStore in a cool dark place\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eStore with lid secured tightly\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eKeep out of reach of children\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1298\/4199\/files\/2.77-pH-MSDS.pdf?14551120552268009285\" target=\"_blank\" title=\"Bluelab® 2.77 EC Conductivity Standard Solution Spec Sheet\" rel=\"noopener noreferrer\"\u003e\u003cspan\u003e\u003cimg src=\"\/\/cdn.shopify.com\/s\/files\/1\/1298\/4199\/files\/download_info_sheet_compact.png?v=1498145478\" alt=\"\" width=\"150\" height=\"31\"\u003e\u003c\/span\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1298\/4199\/files\/2.77-pH-MSDS.pdf?14551120552268009285\" target=\"_blank\" title=\"Bluelab® 2.77 EC Conductivity Standard Solution Spec Sheet\" rel=\"noopener noreferrer\"\u003eBluelab® 2.77 EC Conductivity Spec Sheet\u003c\/a\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003c!-- split --\u003e\n\u003cp\u003e\u003cstrong\u003eWidth (in.): \u003c\/strong\u003e 2.1\u003c\/p\u003e\n\u003cbr\u003e\n\u003cp\u003e\u003cstrong\u003eHeight (in.): \u003c\/strong\u003e5.6\u003c\/p\u003e\n\u003cbr\u003e\n\u003cp\u003e\u003cstrong\u003eWeight (lb.): \u003c\/strong\u003e 0.55\u003c\/p\u003e"}

Bluelab® EC Solution, 250 mL

Bluelab® 2.77 EC Conductivity Standard Solution The EC 2.77 solution is used as a reference or checking solution to ensure you have adequately cleaned the...

$850 $819

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Sunleaves® TDS Essential Calibration Solution, 3 oz Sunleaves® TDS Essential Calibration Solution, 3 oz

$784 $648

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Quick View {"id":8788507981,"title":"Sunleaves® TDS Essential Calibration Solution, 3 oz","handle":"sunleaves-tds-essential-calibration-solution","description":"\u003cmeta charset=\"utf-8\"\u003e\u003cmeta charset=\"utf-8\"\u003e\n\u003cp\u003e\u003cstrong\u003eSunleaves® TDS Essential Calibration Solution\u003c\/strong\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eSunleaves TDS Essential Calibration Solution The Sunleaves TDS Essential Calibration Solution is the right match for regulating the Sunleaves TDS Essential Digital Pen and TDS Expert Plus. Solution measures a standard conductivity of 1, 000 ppm and ensures accurate readings every time.\u003c\/span\u003e\u003c\/p\u003e","published_at":"2016-06-18T01:04:00-05:00","created_at":"2017-01-11T10:54:26-06:00","vendor":"Sunleaves","type":"Meters | Calibration Solutions","tags":["Brand_Sunleaves","Price_$0.00 - $99.99"],"price":648,"price_min":648,"price_max":648,"available":true,"price_varies":false,"compare_at_price":784,"compare_at_price_min":784,"compare_at_price_max":784,"compare_at_price_varies":false,"variants":[{"id":30198208013,"title":"Warehouse 1","option1":"Warehouse 1","option2":null,"option3":null,"sku":"GSG03630","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"Sunleaves® TDS Essential Calibration Solution, 3 oz - Warehouse 1","public_title":"Warehouse 1","options":["Warehouse 1"],"price":648,"weight":340,"compare_at_price":784,"inventory_quantity":11,"inventory_management":"shopify","inventory_policy":"deny","barcode":"","requires_selling_plan":false,"selling_plan_allocations":[]}],"images":["\/\/cdn.shopify.com\/s\/files\/1\/1298\/4199\/products\/sunleavesr-tds-essential-calibration-solution-3-oz-brand-sunleaves-price-0-00-99-meters-solutions-garden-supply-guys-discount-hydroponics-gardening-marketplace_319.jpg?v=1555808211"],"featured_image":"\/\/cdn.shopify.com\/s\/files\/1\/1298\/4199\/products\/sunleavesr-tds-essential-calibration-solution-3-oz-brand-sunleaves-price-0-00-99-meters-solutions-garden-supply-guys-discount-hydroponics-gardening-marketplace_319.jpg?v=1555808211","options":["fulfillment"],"media":[{"alt":null,"id":920571707449,"position":1,"preview_image":{"aspect_ratio":1.0,"height":880,"width":880,"src":"https:\/\/cdn.shopify.com\/s\/files\/1\/1298\/4199\/products\/sunleavesr-tds-essential-calibration-solution-3-oz-brand-sunleaves-price-0-00-99-meters-solutions-garden-supply-guys-discount-hydroponics-gardening-marketplace_319.jpg?v=1569105365"},"aspect_ratio":1.0,"height":880,"media_type":"image","src":"https:\/\/cdn.shopify.com\/s\/files\/1\/1298\/4199\/products\/sunleavesr-tds-essential-calibration-solution-3-oz-brand-sunleaves-price-0-00-99-meters-solutions-garden-supply-guys-discount-hydroponics-gardening-marketplace_319.jpg?v=1569105365","width":880}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003cmeta charset=\"utf-8\"\u003e\u003cmeta charset=\"utf-8\"\u003e\n\u003cp\u003e\u003cstrong\u003eSunleaves® TDS Essential Calibration Solution\u003c\/strong\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eSunleaves TDS Essential Calibration Solution The Sunleaves TDS Essential Calibration Solution is the right match for regulating the Sunleaves TDS Essential Digital Pen and TDS Expert Plus. Solution measures a standard conductivity of 1, 000 ppm and ensures accurate readings every time.\u003c\/span\u003e\u003c\/p\u003e"}

Sunleaves® TDS Essential Calibration Solution, 3 oz

Sunleaves® TDS Essential Calibration Solution Sunleaves TDS Essential Calibration Solution The Sunleaves TDS Essential Calibration Solution is the right match for regulating the Sunleaves TDS Essential...

$784 $648

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General Hydroponics® TDS Calibration Solution, 1500 ppm, qt General Hydroponics® TDS Calibration Solution, 1500 ppm, qt

$2269 $1935

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Quick View {"id":6638255425,"title":"General Hydroponics® TDS Calibration Solution, 1500 ppm, qt","handle":"general-hydroponics-tds-calibration-solution-1500-ppm-qt","description":"\u003cmeta charset=\"utf-8\"\u003e\n\u003cp\u003e\u003cb\u003e\u003cspan\u003eGeneral Hydroponics®\u003c\/span\u003e Meter Calibration Solutions\u003c\/b\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eGeneral Hydroponics® uses the highest quality reference solutions, allowing growers to calibrate many popular brands of PH, EC and TDS meters (NaCl scale or the 442 scale). General Hydroponics® technicians check each batch to ensure that our solutions are precisely calibrated and yield reliable readings each time they are used.\u003c\/span\u003e\u003c\/p\u003e","published_at":"2016-06-18T01:04:00-05:00","created_at":"2016-06-18T01:04:38-05:00","vendor":"General Hydroponics","type":"Meters | Calibration Solutions","tags":["Brand_General Hydroponics","Price_$0.00 - $99.99"],"price":1935,"price_min":1935,"price_max":1935,"available":true,"price_varies":false,"compare_at_price":2269,"compare_at_price_min":2269,"compare_at_price_max":2269,"compare_at_price_varies":false,"variants":[{"id":18693564825657,"title":"Warehouse 3","option1":"Warehouse 3","option2":null,"option3":null,"sku":"HGC722010","requires_shipping":true,"taxable":true,"featured_image":null,"available":false,"name":"General Hydroponics® TDS Calibration Solution, 1500 ppm, qt - Warehouse 3","public_title":"Warehouse 3","options":["Warehouse 3"],"price":1935,"weight":1814,"compare_at_price":2269,"inventory_quantity":0,"inventory_management":"shopify","inventory_policy":"deny","barcode":"","requires_selling_plan":false,"selling_plan_allocations":[]},{"id":20918518209,"title":"Warehouse 2","option1":"Warehouse 2","option2":null,"option3":null,"sku":"TCS532","requires_shipping":true,"taxable":true,"featured_image":null,"available":false,"name":"General Hydroponics® TDS Calibration Solution, 1500 ppm, qt - Warehouse 2","public_title":"Warehouse 2","options":["Warehouse 2"],"price":1935,"weight":1814,"compare_at_price":2269,"inventory_quantity":0,"inventory_management":"shopify","inventory_policy":"deny","barcode":"","requires_selling_plan":false,"selling_plan_allocations":[]},{"id":27676125313,"title":"Warehouse 1","option1":"Warehouse 1","option2":null,"option3":null,"sku":"722010","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"General Hydroponics® TDS Calibration Solution, 1500 ppm, qt - Warehouse 1","public_title":"Warehouse 1","options":["Warehouse 1"],"price":1935,"weight":1814,"compare_at_price":2269,"inventory_quantity":4,"inventory_management":"shopify","inventory_policy":"deny","barcode":"793094015721","requires_selling_plan":false,"selling_plan_allocations":[]}],"images":["\/\/cdn.shopify.com\/s\/files\/1\/1298\/4199\/products\/general-hydroponicsr-tds-calibration-solution-1500-ppm-qt-brand-hydroponics-price-0-00-99-meters-solutions-garden-supply-guys-discount-gardening-marketplace_144.jpg?v=1555794313"],"featured_image":"\/\/cdn.shopify.com\/s\/files\/1\/1298\/4199\/products\/general-hydroponicsr-tds-calibration-solution-1500-ppm-qt-brand-hydroponics-price-0-00-99-meters-solutions-garden-supply-guys-discount-gardening-marketplace_144.jpg?v=1555794313","options":["fulfillment"],"media":[{"alt":null,"id":127827279929,"position":1,"preview_image":{"aspect_ratio":1.0,"height":576,"width":576,"src":"https:\/\/cdn.shopify.com\/s\/files\/1\/1298\/4199\/products\/general-hydroponicsr-tds-calibration-solution-1500-ppm-qt-brand-hydroponics-price-0-00-99-meters-solutions-garden-supply-guys-discount-gardening-marketplace_144.jpg?v=1568825609"},"aspect_ratio":1.0,"height":576,"media_type":"image","src":"https:\/\/cdn.shopify.com\/s\/files\/1\/1298\/4199\/products\/general-hydroponicsr-tds-calibration-solution-1500-ppm-qt-brand-hydroponics-price-0-00-99-meters-solutions-garden-supply-guys-discount-gardening-marketplace_144.jpg?v=1568825609","width":576}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003cmeta charset=\"utf-8\"\u003e\n\u003cp\u003e\u003cb\u003e\u003cspan\u003eGeneral Hydroponics®\u003c\/span\u003e Meter Calibration Solutions\u003c\/b\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eGeneral Hydroponics® uses the highest quality reference solutions, allowing growers to calibrate many popular brands of PH, EC and TDS meters (NaCl scale or the 442 scale). General Hydroponics® technicians check each batch to ensure that our solutions are precisely calibrated and yield reliable readings each time they are used.\u003c\/span\u003e\u003c\/p\u003e"}

General Hydroponics® TDS Calibration Solution, 1500 ppm, qt

General Hydroponics® Meter Calibration Solutions General Hydroponics® uses the highest quality reference solutions, allowing growers to calibrate many popular brands of PH, EC and TDS meters...

$2269 $1935

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HM Digital® pH Electrode Storage Solution, 60 mL HM Digital® pH Electrode Storage Solution, 60 mL

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Quick View {"id":6638002753,"title":"HM Digital® pH Electrode Storage Solution, 60 mL","handle":"hm-digital-ph-electrode-storage-solution-60-ml","description":"\u003cmeta charset=\"utf-8\"\u003e\n\u003cp\u003e\u003cb\u003eHM Digital pH Electrode Storage Solution\u003c\/b\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eFor use with HM Digital's PH-200 and PH-80 (as well as other brands of pH meters). Always make sure your sensor is kept in an electrode storage solution. If dry, refill the pH meter cap with the PH-STOR storage solution. The sponge should be moist (not soaking wet).\u003c\/span\u003e\u003c\/p\u003e","published_at":"2016-06-18T00:36:00-05:00","created_at":"2016-06-18T00:36:45-05:00","vendor":"HM Digital","type":"Meters | Calibration Solutions","tags":["Brand_HM Digital","Price_$0.00 - $99.99"],"price":626,"price_min":626,"price_max":626,"available":false,"price_varies":false,"compare_at_price":784,"compare_at_price_min":784,"compare_at_price_max":784,"compare_at_price_varies":false,"variants":[{"id":28150112833,"title":"Warehouse 3","option1":"Warehouse 3","option2":null,"option3":null,"sku":"HGC716150","requires_shipping":true,"taxable":true,"featured_image":null,"available":false,"name":"HM Digital® pH Electrode Storage Solution, 60 mL - Warehouse 3","public_title":"Warehouse 3","options":["Warehouse 3"],"price":626,"weight":454,"compare_at_price":784,"inventory_quantity":0,"inventory_management":"shopify","inventory_policy":"deny","barcode":"","requires_selling_plan":false,"selling_plan_allocations":[]},{"id":20918156481,"title":"Warehouse 2","option1":"Warehouse 2","option2":null,"option3":null,"sku":"PESS510","requires_shipping":true,"taxable":true,"featured_image":null,"available":false,"name":"HM Digital® pH Electrode Storage Solution, 60 mL - Warehouse 2","public_title":"Warehouse 2","options":["Warehouse 2"],"price":626,"weight":454,"compare_at_price":784,"inventory_quantity":0,"inventory_management":"shopify","inventory_policy":"deny","barcode":"","requires_selling_plan":false,"selling_plan_allocations":[]},{"id":28150112961,"title":"Warehouse 1","option1":"Warehouse 1","option2":null,"option3":null,"sku":"716150","requires_shipping":true,"taxable":true,"featured_image":null,"available":false,"name":"HM Digital® pH Electrode Storage Solution, 60 mL - Warehouse 1","public_title":"Warehouse 1","options":["Warehouse 1"],"price":626,"weight":454,"compare_at_price":784,"inventory_quantity":0,"inventory_management":"shopify","inventory_policy":"deny","barcode":"891144000113","requires_selling_plan":false,"selling_plan_allocations":[]}],"images":["\/\/cdn.shopify.com\/s\/files\/1\/1298\/4199\/products\/hm-digital-ph-electrode-storage-solution-60-ml-brand-price-0-00-99-meters-calibration-solutions-garden-supply-guys-discount-hydroponics-gardening-marketplace_890.jpg?v=1555791432"],"featured_image":"\/\/cdn.shopify.com\/s\/files\/1\/1298\/4199\/products\/hm-digital-ph-electrode-storage-solution-60-ml-brand-price-0-00-99-meters-calibration-solutions-garden-supply-guys-discount-hydroponics-gardening-marketplace_890.jpg?v=1555791432","options":["fulfillment"],"media":[{"alt":null,"id":127795527737,"position":1,"preview_image":{"aspect_ratio":1.0,"height":968,"width":968,"src":"https:\/\/cdn.shopify.com\/s\/files\/1\/1298\/4199\/products\/hm-digital-ph-electrode-storage-solution-60-ml-brand-price-0-00-99-meters-calibration-solutions-garden-supply-guys-discount-hydroponics-gardening-marketplace_890.jpg?v=1568825574"},"aspect_ratio":1.0,"height":968,"media_type":"image","src":"https:\/\/cdn.shopify.com\/s\/files\/1\/1298\/4199\/products\/hm-digital-ph-electrode-storage-solution-60-ml-brand-price-0-00-99-meters-calibration-solutions-garden-supply-guys-discount-hydroponics-gardening-marketplace_890.jpg?v=1568825574","width":968}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003cmeta charset=\"utf-8\"\u003e\n\u003cp\u003e\u003cb\u003eHM Digital pH Electrode Storage Solution\u003c\/b\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eFor use with HM Digital's PH-200 and PH-80 (as well as other brands of pH meters). Always make sure your sensor is kept in an electrode storage solution. If dry, refill the pH meter cap with the PH-STOR storage solution. The sponge should be moist (not soaking wet).\u003c\/span\u003e\u003c\/p\u003e"}

HM Digital® pH Electrode Storage Solution, 60 mL

HM Digital pH Electrode Storage Solution For use with HM Digital's PH-200 and PH-80 (as well as other brands of pH meters). Always make sure your...

$784 $626

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Bluelab® pH 4.0 Solution, 250 mL Bluelab® pH 4.0 Solution, 250 mL

$850 $778

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Quick View {"id":6636876673,"title":"Bluelab® pH 4.0 Solution, 250 mL","handle":"bluelab-ph-4-0-solution-250-ml","description":"\u003cmeta charset=\"utf-8\"\u003e\n\u003cp\u003e\u003cb\u003eBluelab® pH 4.0 Calibration Solution\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eThe Bluelab calibration and conductivity standard solutions are essential for use with all Bluelab\u003cspan\u003e \u003c\/span\u003eproducts for the calibration of pH and testing the cleanliness of the Bluelab Conductivity\/Temperature probe.\u003c\/p\u003e\n\u003cp\u003eBluelab solutions are manufactured specifically for Bluelab products and are referenced to high laboratory standards to ensure your Bluelab products last longer and maintain accuracy.\u003c\/p\u003e\n\u003cp\u003eTo ensure solutions remain accurate:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eAvoid cross-contamination\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDecanter into a smaller plastic cup\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDiscard sample after use\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eStore in a cool dark place\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eStore with lid secured tightly\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eKeep out of reach of children\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1298\/4199\/files\/732898_Data-Sheet.pdf?18045685129259146675\" target=\"_blank\" title=\"Bluelab® pH 4.0 Calibration Solution Data Sheet\" rel=\"noopener noreferrer\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1298\/4199\/files\/download_info_sheet_compact.png?v=1498145478\" alt=\"\" width=\"145\" height=\"30\"\u003e\u003c\/a\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1298\/4199\/files\/732898_Data-Sheet.pdf?18045685129259146675\" target=\"_blank\" title=\"Bluelab® pH 4.0 Calibration Solution Data Sheet\" rel=\"noopener noreferrer\"\u003e\u003cstrong\u003eBluelab® pH 4.0 Calibration Solution Data Sheet\u003c\/strong\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c!-- split --\u003e\n\u003cp\u003e\u003cstrong\u003eWidth (in.): \u003c\/strong\u003e2.1\u003c\/p\u003e\n\u003cbr\u003e\n\u003cp\u003e\u003cstrong\u003eHeight (in.): \u003c\/strong\u003e 5.6\u003c\/p\u003e\n\u003cbr\u003e\n\u003cp\u003e\u003cstrong\u003eWeight (lb.): \u003c\/strong\u003e0.55\u003c\/p\u003e","published_at":"2016-06-17T21:09:00-05:00","created_at":"2016-06-17T21:09:48-05:00","vendor":"Bluelab","type":"Meters | Calibration Solutions","tags":["Brand_BlueLab","Price_$0.00 - $99.99"],"price":778,"price_min":778,"price_max":778,"available":true,"price_varies":false,"compare_at_price":850,"compare_at_price_min":850,"compare_at_price_max":850,"compare_at_price_varies":false,"variants":[{"id":24184178241,"title":"Warehouse 3","option1":"Warehouse 3","option2":null,"option3":null,"sku":"HGC732897","requires_shipping":true,"taxable":true,"featured_image":null,"available":false,"name":"Bluelab® pH 4.0 Solution, 250 mL - Warehouse 3","public_title":"Warehouse 3","options":["Warehouse 3"],"price":778,"weight":454,"compare_at_price":850,"inventory_quantity":0,"inventory_management":"shopify","inventory_policy":"deny","barcode":"","requires_selling_plan":false,"selling_plan_allocations":[]},{"id":20915803393,"title":"Warehouse 2","option1":"Warehouse 2","option2":null,"option3":null,"sku":"BPF509","requires_shipping":true,"taxable":true,"featured_image":null,"available":false,"name":"Bluelab® pH 4.0 Solution, 250 mL - Warehouse 2","public_title":"Warehouse 2","options":["Warehouse 2"],"price":778,"weight":454,"compare_at_price":850,"inventory_quantity":0,"inventory_management":"shopify","inventory_policy":"deny","barcode":"","requires_selling_plan":false,"selling_plan_allocations":[]},{"id":24184178369,"title":"Warehouse 1","option1":"Warehouse 1","option2":null,"option3":null,"sku":"732897","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"Bluelab® pH 4.0 Solution, 250 mL - Warehouse 1","public_title":"Warehouse 1","options":["Warehouse 1"],"price":778,"weight":454,"compare_at_price":850,"inventory_quantity":6,"inventory_management":"shopify","inventory_policy":"deny","barcode":"9421024920432","requires_selling_plan":false,"selling_plan_allocations":[]}],"images":["\/\/cdn.shopify.com\/s\/files\/1\/1298\/4199\/products\/bluelabr-ph-4-0-solution-250-ml-brand-bluelab-price-00-99-meters-calibration-solutions-garden-supply-guys-discount-hydroponics-gardening-marketplace_106.jpg?v=1555785712"],"featured_image":"\/\/cdn.shopify.com\/s\/files\/1\/1298\/4199\/products\/bluelabr-ph-4-0-solution-250-ml-brand-bluelab-price-00-99-meters-calibration-solutions-garden-supply-guys-discount-hydroponics-gardening-marketplace_106.jpg?v=1555785712","options":["fulfillment"],"media":[{"alt":null,"id":127719079993,"position":1,"preview_image":{"aspect_ratio":1.0,"height":912,"width":912,"src":"https:\/\/cdn.shopify.com\/s\/files\/1\/1298\/4199\/products\/bluelabr-ph-4-0-solution-250-ml-brand-bluelab-price-00-99-meters-calibration-solutions-garden-supply-guys-discount-hydroponics-gardening-marketplace_106.jpg?v=1568825496"},"aspect_ratio":1.0,"height":912,"media_type":"image","src":"https:\/\/cdn.shopify.com\/s\/files\/1\/1298\/4199\/products\/bluelabr-ph-4-0-solution-250-ml-brand-bluelab-price-00-99-meters-calibration-solutions-garden-supply-guys-discount-hydroponics-gardening-marketplace_106.jpg?v=1568825496","width":912}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003cmeta charset=\"utf-8\"\u003e\n\u003cp\u003e\u003cb\u003eBluelab® pH 4.0 Calibration Solution\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eThe Bluelab calibration and conductivity standard solutions are essential for use with all Bluelab\u003cspan\u003e \u003c\/span\u003eproducts for the calibration of pH and testing the cleanliness of the Bluelab Conductivity\/Temperature probe.\u003c\/p\u003e\n\u003cp\u003eBluelab solutions are manufactured specifically for Bluelab products and are referenced to high laboratory standards to ensure your Bluelab products last longer and maintain accuracy.\u003c\/p\u003e\n\u003cp\u003eTo ensure solutions remain accurate:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eAvoid cross-contamination\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDecanter into a smaller plastic cup\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDiscard sample after use\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eStore in a cool dark place\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eStore with lid secured tightly\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eKeep out of reach of children\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1298\/4199\/files\/732898_Data-Sheet.pdf?18045685129259146675\" target=\"_blank\" title=\"Bluelab® pH 4.0 Calibration Solution Data Sheet\" rel=\"noopener noreferrer\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1298\/4199\/files\/download_info_sheet_compact.png?v=1498145478\" alt=\"\" width=\"145\" height=\"30\"\u003e\u003c\/a\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1298\/4199\/files\/732898_Data-Sheet.pdf?18045685129259146675\" target=\"_blank\" title=\"Bluelab® pH 4.0 Calibration Solution Data Sheet\" rel=\"noopener noreferrer\"\u003e\u003cstrong\u003eBluelab® pH 4.0 Calibration Solution Data Sheet\u003c\/strong\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c!-- split --\u003e\n\u003cp\u003e\u003cstrong\u003eWidth (in.): \u003c\/strong\u003e2.1\u003c\/p\u003e\n\u003cbr\u003e\n\u003cp\u003e\u003cstrong\u003eHeight (in.): \u003c\/strong\u003e 5.6\u003c\/p\u003e\n\u003cbr\u003e\n\u003cp\u003e\u003cstrong\u003eWeight (lb.): \u003c\/strong\u003e0.55\u003c\/p\u003e"}

Bluelab® pH 4.0 Solution, 250 mL

Bluelab® pH 4.0 Calibration Solution The Bluelab calibration and conductivity standard solutions are essential for use with all Bluelab products for the calibration of pH and...

$850 $778

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HANNA® GroLine pH 4.01 Calibration Buffer Sachets, 20 mL

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HANNA® GroLine pH 4.01 Calibration Buffer Sachets, 20 mL

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