{"title":"Hanna Reagents","description":"Discover high-quality Hanna Reagents for precise and reliable chemical testing across various applications. Ensure accuracy in your measurements with our trusted solutions, designed for laboratories, industry, and field testing needs.","products":[{"product_id":"hanna-instruments-marine-ammonia-hi784-25-reagents-25-tests","title":"Hanna Instruments Marine Ammonia HI784-25 Reagents - 25 Tests","description":"\u003cp\u003eHI-784-25 Marine Ammonia Reagents for the Hanna HI-784 Checker\u003c\/p\u003e\n\u003cp\u003eContents includes:\u003c\/p\u003e\n\u003cp\u003eLiquid Reagent A (Suitable for x25 tests)\u003c\/p\u003e\n\u003cp\u003ePowder Reagent B \u003cmeta charset=\"utf-8\"\u003e(Suitable for x25 tests)\u003c\/p\u003e\n\u003cp\u003ePowder Reagent C \u003cmeta charset=\"utf-8\"\u003e(Suitable for x25 tests)\u003c\/p\u003e\n\u003cp\u003e1x 1mL syringe with tip\u003c\/p\u003e\n\u003cp\u003e1x Plastic refilling pipette\u003c\/p\u003e","brand":"Hanna Instruments","offers":[{"title":"Default Title","offer_id":40200335229063,"sku":"HI784-25","price":20.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/6387\/6487\/files\/784Reagent.jpg?v=1741254411"},{"product_id":"hanna-instruments-hi-780-25-marine-ph-reagents-100-tests","title":"Hanna Instruments HI-780-25 Marine pH Reagents - 100 Tests","description":"\u003cspan\u003eThe HI-780-25 is the replacement reagents for the HI-780 Marine pH Checker® HC. These high-quality reagents are clearly marked with the lot number and expiry date on the dropper bottle for traceability. Contains approximately 100 tests.\u003c\/span\u003e\u003cbr\u003e","brand":"Hanna Instruments","offers":[{"title":"Default Title","offer_id":40200335261831,"sku":"HI-780-25","price":24.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/6387\/6487\/products\/hanna-instruments-hi-780-25-marine-ph-reagents-100-tests-930731.jpg?v=1731256499"},{"product_id":"hanna-instruments-marine-magnesium-reagents-hi-783-25-25-tests","title":"Hanna Instruments Marine Magnesium Reagents HI-783-25 - 25 Tests","description":"\u003cp\u003eHI-783-25 Marine Magnesium reagents, 25 tests, for use with the HI-783 Marine Magnesium Handheld Colorimeter Checker.\u003c\/p\u003e","brand":"Hanna Instruments","offers":[{"title":"Default Title","offer_id":40200335294599,"sku":"HI783-25","price":18.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/6387\/6487\/products\/hanna-instruments-marine-magnesium-reagents-hi-783-25-25-tests-600011.jpg?v=1731256508"},{"product_id":"hanna-instruments-ph-7-01-buffer-sachet-20ml","title":"Hanna Instruments pH 7.01 Buffer Sachet 20ml","description":"\u003cp\u003eHanna Instruments pH 7.01 Buffer Sachet 20ml\u003c\/p\u003e","brand":"Hanna Instruments","offers":[{"title":"Default Title","offer_id":40200339685511,"sku":"30858","price":2.49,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/6387\/6487\/products\/hanna-instruments-ph-701-buffer-sachet-20ml-373322.jpg?v=1731256504"},{"product_id":"hanna-instruments-ph-7-01-buffer-sachets-10-x-20ml","title":"Hanna Instruments pH 7.01 Buffer Sachets 10 x 20ml","description":"\u003cp\u003eThe HI-77700P is a pH buffer kit with 10 x 20ml sachets of pH 7.01\u003c\/p\u003e","brand":"Hanna Instruments","offers":[{"title":"Default Title","offer_id":40200339783815,"sku":"HI-77700P","price":19.56,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/6387\/6487\/products\/hanna-instruments-ph-701-buffer-sachets-10-x-20ml-532855.jpg?v=1731256505"},{"product_id":"hanna-instruments-ph-10-01-buffer-sachet-20ml","title":"Hanna Instruments pH 10.01 Buffer Sachet 20ml","description":"\u003cspan\u003eThe pH 10.01 buffer solution in quick and easy to use 20ml sachets is the most popular buffer used before analysing basic samples. Ideal for those requiring an accurate alkaline reading, particularly suitable for those working in water purification plants, the food industry, aquatics, and Hydroponics, and in any environments where the pH is expected to be alkaline. Hanna Microprocessor pH meters can be calibrated at pH9.18 and pH10.01.\u003cbr\u003e\u003cbr\u003e\u003c\/span\u003e\u003cspan\u003eThe single dose sachets are really handy with each sealed sachet holding just the right amount of solution. Each time a meter or electrode is calibrated using the Hanna sachets, it is like using a newly opened bottle of solution!\u003cbr\u003e\u003c\/span\u003e\u003cbr\u003eHanna buffer solutions are prepared, ready-to-use, according to precise formulas and standardised in accordance with the National Institute of Standards and Technology (NIST) to ensure quality and accuracy. All solutions show a batch number, an expiry date, and the correlation table between pH and temperature. A certificate of analysis is available on request. All bottled solutions are sealed with an air tight, tamper-proof seal to prevent any Carbon Dioxide from entering and causing a change in the pH buffer value.","brand":"Hanna Instruments","offers":[{"title":"Default Title","offer_id":40200339816583,"sku":"HI-70010P","price":3.01,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/6387\/6487\/products\/hanna-instruments-ph-1001-buffer-sachet-20ml-315214.jpg?v=1731256505"},{"product_id":"hanna-instruments-ph-10-01-buffer-sachets-25-x-20ml","title":"Hanna Instruments pH 10.01 Buffer Sachets 25 x 20ml","description":"\u003cspan\u003eThe pH 10.01 buffer solution in quick and easy to use 20ml sachets is the most popular buffer used before analysing basic samples. Ideal for those requiring an accurate alkaline reading, particularly suitable for those working in water purification plants, the food industry, aquatics, and Hydroponics, and in any environments where the pH is expected to be alkaline. Hanna Microprocessor pH meters can be calibrated at pH9.18 and pH10.01.\u003cbr\u003e\u003cbr\u003e\u003c\/span\u003e\u003cspan\u003eThe single dose sachets are really handy with each sealed sachet holding just the right amount of solution. Each time a meter or electrode is calibrated using the Hanna sachets, it is like using a newly opened bottle of solution!\u003cbr\u003e\u003c\/span\u003e\u003cbr\u003eHanna buffer solutions are prepared, ready-to-use, according to precise formulas and standardised in accordance with the National Institute of Standards and Technology (NIST) to ensure quality and accuracy. All solutions show a batch number, an expiry date, and the correlation table between pH and temperature. A certificate of analysis is available on request. All bottled solutions are sealed with an air tight, tamper-proof seal to prevent any Carbon Dioxide from entering and causing a change in the pH buffer value.","brand":"Hanna Instruments","offers":[{"title":"Default Title","offer_id":40200339849351,"sku":"HI-70010P","price":42.5,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/6387\/6487\/products\/hanna-instruments-ph-1001-buffer-sachets-25-x-20ml-611239.jpg?v=1731256504"},{"product_id":"hanna-instruments-hi-782-25-marine-high-range-nitrate-reagents","title":"Hanna Instruments HI-782-25 Marine High Range Nitrate Reagents","description":"\u003cspan\u003eHI-782-25 High Range Nitrate reagents, 25 tests, for use with the HI-782 HR Nitrate Handheld Colorimeter Checker.\u003cbr\u003e\u003cbr\u003e\u003c\/span\u003e\u003ch3\u003eMeasurement Procedure\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003ePress the ON\/OFF button to turn the checker on. All segments will be displayed for a few seconds, followed by “Add”, “C.1” with “Press” blinking.\u003c\/li\u003e\n\u003cli\u003eFill the cuvette with 10 mL of unreacted sample and replace the cap. Insert the cuvette into the checker and close the cap.\u003c\/li\u003e\n\u003cli\u003ePress the ON\/OFF button. When the display shows “Add”, “C.2” with “Press” blinking, the checker is zeroed.\u003c\/li\u003e\n\u003cli\u003eRemove the cuvette, unscrew the cap and add the content of one packet of HI-782-0 Marine Nitrate High Range reagent. Replace the cap and shake vigorously for 2 minutes.\u003c\/li\u003e\n\u003cli\u003eInsert the cuvette into the checker and close the cap. Press and hold the ON\/OFF button. The display will show the countdown prior to the measurement. Alternatively, wait 7 minutes and press the button.\u003c\/li\u003e\n\u003cli\u003eWhen the timer ends, the checker will perform the reading. The instrument displays the nitrate concentration in ppm. The checker automatically turns off 10 minutes after readings.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ca href=\"https:\/\/www.hannainstruments.co.uk\/hi-782-25-marine-high-range-nitrate-reagents-x-25-tests.html#description\" target=\"\" rel=\"\"\u003eDescription\u003c\/a\u003e\u003cdiv\u003e\u003cdiv\u003e\n\u003cdiv\u003e\u003ca href=\"https:\/\/www.hannainstruments.co.uk\/hi-782-25-marine-high-range-nitrate-reagents-x-25-tests.html#specifications\" target=\"\" rel=\"\"\u003eSpecification\u003c\/a\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003ca href=\"https:\/\/www.hannainstruments.co.uk\/hi-782-25-marine-high-range-nitrate-reagents-x-25-tests.html#manuals\" target=\"\" rel=\"\"\u003eManuals\u003c\/a\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003ca href=\"https:\/\/www.hannainstruments.co.uk\/hi-782-25-marine-high-range-nitrate-reagents-x-25-tests.html#literature\" target=\"\" rel=\"\"\u003eProduct Literature\u003c\/a\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003ca href=\"https:\/\/www.hannainstruments.co.uk\/hi-782-25-marine-high-range-nitrate-reagents-x-25-tests.html#reviews\" target=\"\" rel=\"\"\u003eReviews\u003c\/a\u003e\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/div\u003e\u003ch3\u003eMeasurement Procedure\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003ePress the ON\/OFF button to turn the checker on. All segments will be displayed for a few seconds, followed by “Add”, “C.1” with “Press” blinking.\u003c\/li\u003e\n\u003cli\u003eFill the cuvette with 10 mL of unreacted sample and replace the cap. Insert the cuvette into the checker and close the cap.\u003c\/li\u003e\n\u003cli\u003ePress the ON\/OFF button. When the display shows “Add”, “C.2” with “Press” blinking, the checker is zeroed.\u003c\/li\u003e\n\u003cli\u003eRemove the cuvette, unscrew the cap and add the content of one packet of HI-782-0 Marine Nitrate High Range reagent. Replace the cap and shake vigorously for 2 minutes.\u003c\/li\u003e\n\u003cli\u003eInsert the cuvette into the checker and close the cap. Press and hold the ON\/OFF button. The display will show the countdown prior to the measurement. Alternatively, wait 7 minutes and press the button.\u003c\/li\u003e\n\u003cli\u003eWhen the timer ends, the checker will perform the reading. The instrument displays the nitrate concentration in ppm. The checker automatically turns off 10 minutes after readings.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cdiv\u003eTip for an accurate measurement\u003cbr\u003e\u003cbr\u003e\n\u003c\/div\u003eIt is important that the sample does not contain any debris.Whenever the cuvette is placed into the measurement cell, it must be dry outside and completely free of fingerprints, oil or dirt. Wipe it thoroughly with HI-731318 or a lint-free cloth prior to insertion.\u003cbr\u003e\u003cbr\u003eShaking the cuvette can generate bubbles, causing higher readings. To obtain accurate measurements, remove such bubbles by swirling or by gently tapping the cuvette.\u003cbr\u003e\u003cbr\u003eDo not let the reacted sample stand for too long after reagent is added, or accuracy will be lost.After the reading, it is important to discard the sample immediately, otherwise the glass might become permanently stained.","brand":"Hanna Instruments","offers":[{"title":"Default Title","offer_id":40200339947655,"sku":"HI-782-25","price":22.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/6387\/6487\/products\/hanna-instruments-hi-782-25-marine-high-range-nitrate-reagents-495873.jpg?v=1731256503"},{"product_id":"hanna-instruments-high-range-copper-reagents-702-25-pack-of-25","title":"Hanna Instruments High Range Copper Reagents 702-25 (Pack of 25)","description":"\u003cp\u003eThe HI-702-25 are high-quality reagents that are pre-measured, allowing for users to achieve fast and accurate measurements with their Copper High Range Checker® HC. These reagents follow the Bicinchoninate Method in which the reaction between copper and the reagent causes a purple tint in the sample. By simply adding the packet of HI-702-25 reagent to the sample, the reaction will take place and the HI-702 will determine the concentration from the colour that is produced. The results will be displayed in ppm of copper. These reagents are designed to be used with samples that have an expected range of 0.00 to 5.00 ppm copper.\u003c\/p\u003e","brand":"Hanna Instruments","offers":[{"title":"Default Title","offer_id":40200340045959,"sku":"HI-702-25","price":17.52,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/6387\/6487\/products\/hanna-instruments-high-range-copper-reagents-702-25-pack-of-25-537731.jpg?v=1731256501"},{"product_id":"hanna-instruments-hi-781-25-marine-low-range-nitrate-reagents","title":"Hanna Instruments HI-781-25 Marine Low Range Nitrate Reagents","description":"HI-781-25 Marine Low Range Nitrate reagents, 25 tests, for use with the HI-781 Nitrate Handheld Colorimeter Checker.\u003cspan\u003e\u003cbr\u003e\u003cbr\u003e\u003c\/span\u003eMeasurement Procedure\u003cbr\u003e\u003cbr\u003e\u003cul\u003e\n\u003cli\u003ePress the ON\/OFF button to turn the checker on. All segments will be displayed for a few seconds, followed by “Add”, “C.1” with “Press” blinking.\u003c\/li\u003e\n\u003cli\u003eUsing the 10 mL syringe, measure exactly 7 mL of sample into the large mixing vial.\u003c\/li\u003e\n\u003cli\u003eUsing the 5 mL syringe, add exactly 4 mL of HI-781A-0 reagent into the large mixing vial.\u003c\/li\u003e\n\u003cli\u003eAdd the content of one packet of HI-781B-0 reagent into the large mixing vial. Replace the cap and shake vigorously for 1 minute.\u003c\/li\u003e\n\u003cli\u003eRemove the plunger from the 10 mL syringe. Attach the syringe to the filter holder assembly using the threaded connection.\u003c\/li\u003e\n\u003cli\u003eRemove the cap from the mixing vial. Hold the syringe and filter holder assembly over a cuvette. Carefully pour the contents of the mixing vial into the back of the syringe.\u003c\/li\u003e\n\u003cli\u003eVery slowly push the plunger into the 10mL syringe until the 10mL cuvette has been filled up to the 10 mL mark and replace the cap.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Hanna Instruments","offers":[{"title":"Default Title","offer_id":40200340897927,"sku":"HI-781-25","price":24.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/6387\/6487\/products\/hanna-instruments-hi-781-25-marine-low-range-nitrate-reagents-991349.jpg?v=1731256500"},{"product_id":"hanna-instruments-hi-774-25-marine-phosphate-ulr-reagents","title":"Hanna Instruments HI-774-25 Marine Phosphate ULR Reagents","description":"The HI-774-25 are high-quality reagents that are pre-measured, allowing for users to achieve fast and accurate measurements with their Phosphate Ultra Low Range Checker® HC. These reagents follow the Ascorbic Acid Method in which the reaction between phosphate and reagents causes a blue tint in the sample. By simply adding the packet of HI-774-25 reagent to the sample, the reaction will take place and the HI-774 will determine the concentration from the colour that is produced. \u003cspan\u003eThe results will be displayed in ppb of phosphate. These reagents are designed to be used with samples that have an expected range of 0.00 to 0.90 ppm phosphate.\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003c\/span\u003e","brand":"Hanna Instruments","offers":[{"title":"Default Title","offer_id":40200344731783,"sku":"HI-774-25","price":13.46,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/6387\/6487\/products\/hanna-instruments-hi-774-25-marine-phosphate-ulr-reagents-827996.jpg?v=1731256498"},{"product_id":"hanna-instruments-hi-93713-01-phosphate-low-range-reagent","title":"Hanna Instruments HI-93713-01 Phosphate Low Range Reagent","description":"\u003cspan\u003eThe HI-93713-01 are reagents for the colorimetric determination of phosphate. There are enough reagents for 100 tests to be used with Hanna’s compatible benchtop and portable photometers. These high quality reagents are clearly marked with the lot number and expiry date on each packet for traceability. For use with the Hanna HI-93713, HI-83200, HI-83203, HI-83205, HI-83206, HI-83208 and HI-83099 photometers and HI-83300 series.\u003cbr\u003e\u003cbr\u003e\u003c\/span\u003e\u003cspan\u003eThe HI-93713-01 are high quality reagents that are pre-measured, allowing for users to achieve fast and accurate colorimetric measurements. The method is an adaptation of the ascorbic acid method in which the reaction between phosphate and the reagent causes a blue tint in the sample. The intensity of colour is determined by a compatible photometer and the phosphate concentration will be displayed in mg\/L (ppm). These reagents are designed to be used with samples that have an expected range of 0.00 to 2.50 mg\/L (ppm) phosphate.\u003cbr\u003e\u003c\/span\u003e\u003cbr\u003e\u003cdiv\u003eTip for an accurate measurement\u003cbr\u003e\u003cbr\u003e\n\u003c\/div\u003eIt is important that the sample does not contain any debris.When the cuvette is placed into the measurement cell, it must be dry outside and completely free of fingerprints, oil or dirt. Wipe it thoroughly with HI-731318 or a lint-free cloth prior to insertion.Shaking the cuvette can generate bubbles, causing higher readings. To obtain accurate measurements, remove such bubbles by swirling or by gently tapping the cuvette.Do not let the reacted sample stand for too long after reagent is added, or accuracy will be lost.\u003cspan\u003eAfter the reading, it is important to discard the sample immediately, otherwise the glass might become permanently stained.\u003cbr\u003e\u003cbr\u003e100 Tests\u003c\/span\u003e","brand":"Hanna Instruments","offers":[{"title":"Default Title","offer_id":40200344928391,"sku":"HI-93713-01","price":36.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/6387\/6487\/products\/hanna-instruments-hi-93713-01-phosphate-low-range-reagent-774204.jpg?v=1731256501"},{"product_id":"hanna-instruments-nitrite-marine-ulr-reagents-764-25-pack-of-25","title":"Hanna Instruments Nitrite Marine ULR Reagents 764-25 (Pack of 25)","description":"\u003cspan\u003eThe HI-764-25 are the replacement reagents for the HI-764 Nitrite Ultra Low Range Checker® HC. These high-quality reagents are clearly marked with the lot number and expiry date on each packet for traceability.\u003cbr\u003e\u003cbr\u003e\u003c\/span\u003eThe HI-764-25 are high quality reagents that are pre-measured, allowing for users to achieve fast and accurate measurements with their Nitrite Ultra Low Range Checker® HC. These reagents follow the Diazotization Method in which the reaction between nitrite and reagent causes a pink tint in the sample. By simply adding the packet of HI-764-25 reagent to the sample, the reaction will take place and the HI-764 will determine the concentration from the colour that is produced. The results will be displayed in ppb of nitrite. These reagents are designed to be used with samples that have an expected range of 0 to 200 ppb nitrite.\u003cdiv\u003e\u003cdiv\u003e\u003cdiv\u003e\n\u003cbr\u003eThe HI-764-25 are high quality reagents that are pre-measured, allowing for users to achieve fast and accurate measurements with their Nitrite Ultra Low Range Checker® HC. These reagents follow the Diazotization Method in which the reaction between nitrite and reagent causes a pink tint in the sample. By simply adding the packet of HI-764-25 reagent to the sample, the reaction will take place and the HI-764 will determine the concentration from the colour that is produced. The results will be displayed in ppb of nitrite. These reagents are designed to be used with samples that have an expected range of 0 to 200 ppb nitrite.\u003cbr\u003e\u003cbr\u003e\n\u003c\/div\u003e\u003c\/div\u003e\u003c\/div\u003e\u003cdiv\u003eTip for an accurate measurement\u003c\/div\u003eIt is important that the sample does not contain any debris.Whenever the cuvette is placed into the measurement cell, it must be dry outside and completely free of fingerprints, oil or dirt. Wipe it thoroughly with HI-731318 or a lint-free cloth prior to insertion. Shaking the cuvette can generate bubbles, causing higher readings. To obtain accurate measurements, remove such bubbles by swirling or by gently tapping the cuvette. Do not let the reacted sample stand for too long after reagent is added, or accuracy will be lost.After the reading, it is important to discard the sample immediately, otherwise the glass might become permanently stained.","brand":"Hanna Instruments","offers":[{"title":"Default Title","offer_id":40200345550983,"sku":"HI-764-25","price":12.94,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/6387\/6487\/products\/hanna-instruments-nitrite-marine-ulr-reagents-764-25-pack-of-25-761562.jpg?v=1731256504"},{"product_id":"hanna-instruments-marine-alkalinity-reagent-hi-772-26-for-dkh-checker","title":"Hanna Instruments Marine Alkalinity Reagent HI-772-26 (For dKH Checker)","description":"\u003cdiv\u003eHI-772-26 Marine alkalinity, colorimetric method, Reagents for 25 tests\u003cbr\u003eThe HI-772-26 are high-quality, pre-measured reagents that allow users to achieve fast and accurate measurements with their Marine Alkalinity Checker® HC. These reagents follow the Colorimetric Method in which the reaction causes a distinctive range of colours from yellow to green to blue to develop. By simply adding the solution of HI-772-26 to the sample, the reaction will take place and the Marine Alkalinity Checkers will determine the concentration from the colour that is produced. The results will be displayed in dKH for the HI-772 Checker .\u003cspan\u003eThese reagents are designed to be used with samples that have an expected range of 0.0 to 20.0 dKH.\u003cbr\u003e\u003cbr\u003e\u003c\/span\u003eMethod - Colorimetric\u003c\/div\u003e","brand":"Hanna Instruments","offers":[{"title":"Default Title","offer_id":40200349745287,"sku":"HI-772-26","price":9.45,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/6387\/6487\/products\/hanna-instruments-marine-alkalinity-reagent-hi-772-26-for-dkh-checker-585083.jpg?v=1731256503"},{"product_id":"hanna-instruments-marine-calcium-reagent-758-26-25-tests","title":"Hanna Instruments Marine Calcium Reagent 758-26 (25 Tests)","description":"\u003cp\u003eThe reagent has a part A (HI7581 liquid 30ml) and part B (HI7582 powder 25 packs). HI 758-26 contains both HI 7581 and HI 7582.\u003c\/p\u003e","brand":"Hanna Instruments","offers":[{"title":"Default Title","offer_id":40200357642375,"sku":"HI758-26","price":34.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/6387\/6487\/products\/hanna-instruments-marine-calcium-reagent-758-26-25-tests-840120.jpg?v=1731256502"},{"product_id":"hanna-instruments-liquid-marine-alkalinity-reagents-hi755-26-x25","title":"Hanna Instruments Liquid Marine Alkalinity Reagents HI755-26 (x25)","description":"\u003cp\u003eLiquid Marine Reagents for 25 Alkalinity Tests\u003c\/p\u003e","brand":"Hanna Instruments","offers":[{"title":"Default Title","offer_id":40200357740679,"sku":"HI755-26","price":12.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/6387\/6487\/products\/hanna-instruments-liquid-marine-alkalinity-reagents-hi755-26-x25-676572.jpg?v=1731256501"},{"product_id":"hanna-instruments-iron-reagent-721-25-pack-of-25","title":"Hanna Instruments Iron Reagent 721-25 (Pack of 25)","description":"\u003cp\u003eThe HI 721-25 is a set of 25 iron reagent packets for use with the HI 721 iron colorimeter.\u003c\/p\u003e\n\n\u003cp\u003eA reaction between the reagent and iron in a sample causes an orange tint to appear, which is measured by the meter. The meter uses an Adaptation of the EPA Phenantroline method 315B, for natural and treated waters to determine the amount of iron present.\u003c\/p\u003e","brand":"Hanna Instruments","offers":[{"title":"Default Title","offer_id":40200357773447,"sku":"HI721-25","price":12.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/6387\/6487\/products\/hanna-instruments-iron-reagent-721-25-pack-of-25-964964.jpg?v=1731256500"},{"product_id":"hanna-instruments-iodine-reagent-718-25-pack-of-25","title":"Hanna Instruments Iodine Reagent 718-25 (Pack of 25)","description":"\u003cp\u003eThe HI 718-25 is a set of 25 iodine reagent packets for use with the HI 718 iodine meter.\u003c\/p\u003e\n\n\u003cp\u003eA reaction between the reagent and iodine in a sample causes a pink tint to appear, which is measured by the meter. The meter uses an Adaptation of the Standard Methods for the Examination of Water and Wastewater, 18th edition, DPD method to determine the amount of iodine present.\u003c\/p\u003e","brand":"Hanna Instruments","offers":[{"title":"Default Title","offer_id":40200357806215,"sku":"HI718-25","price":12.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/6387\/6487\/products\/hanna-instruments-iodine-reagent-718-25-pack-of-25-974894.jpg?v=1731256500"},{"product_id":"hanna-instruments-total-chlorine-reagent-711-25-pack-of-25","title":"Hanna Instruments Total Chlorine Reagent 711-25 (Pack of 25)","description":"\u003cp\u003eThe HI 711-25 is a set of 25 chlorine reagent packets for use with the HI 711 chlorine meter.\u003c\/p\u003e\n\n\u003cp\u003eA reaction between the reagent and chlorine in a sample causes a pink tint to appear, which is measured by the meter. The meter uses an adaptation of USEPA method 330.5 to determine the amount of phosphate present.\u003c\/p\u003e","brand":"Hanna Instruments","offers":[{"title":"Default Title","offer_id":40200357871751,"sku":"HI711-25","price":12.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/6387\/6487\/products\/hanna-instruments-total-chlorine-reagent-711-25-pack-of-25-586026.jpg?v=1731256506"},{"product_id":"hanna-instruments-phosphate-reagent-713-25-pack-of-25","title":"Hanna Instruments Phosphate Reagent 713-25 (Pack of 25)","description":"\u003cp\u003eThe HI 713-25 is a set of 25 phosphate reagent packets for use with the HI 713 phosphate meter.\u003c\/p\u003e\n\n\u003cp\u003eA reaction between the reagent and phosphate in a sample causes a blue tint to appear, which is measured by the meter. The meter uses an Adaptation of the Standard Methods for the Examination of Water and Wastewater, 20th edition, Ascorbic Acid method to determine the amount of phosphate present.\u003c\/p\u003e","brand":"Hanna Instruments","offers":[{"title":"Default Title","offer_id":40200357904519,"sku":"HI713-25","price":13.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/6387\/6487\/products\/hanna-instruments-phosphate-reagent-713-25-pack-of-25-669978.jpg?v=1731256505"},{"product_id":"hanna-instruments-phosphorous-ulr-reagent-736-25-pack-of-25","title":"Hanna Instruments Phosphorous ULR Reagent 736-25 (Pack of 25)","description":"\u003cp\u003eReagent kit for 25 Phosphorus ULR tests\u003c\/p\u003e\n\n\u003cp\u003eRange: 0 to 200 ppb\u003c\/p\u003e","brand":"Hanna Instruments","offers":[{"title":"Default Title","offer_id":40508764160135,"sku":"HI736-25","price":11.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/6387\/6487\/products\/hanna-instruments-phosphorous-ulr-reagent-736-25-pack-of-25-887279.jpg?v=1731256505"},{"product_id":"25-pack-hanna-35ppt-salinity-calibration-solution","title":"(25 PACK) Hanna 35ppt Salinity Calibration Solution","description":"\u003cspan\u003eHI-70024P is a premium quality 35.00 ppt marine salinity solution standardised with a conductivity meter that has been calibrated with potassium chloride NIST 2202 SRM (Standard Reference Material) in deionised water for analytical use in accordance with ISO 3696\/BS3978. Additional equipment used in preparation of the solutions include certified weight-checked balances, Class A glassware and certified thermometers.\u003cbr\u003e\u003cbr\u003e\u003c\/span\u003e\u003cspan\u003eHanna calibration solutions have a lot number and expiry date clearly marked on the label. All sachets are air tight to ensure the quality of the solution.\u003cbr\u003e\u003c\/span\u003e\u003cbr\u003e\u003cdiv\u003eIdeal for use with the Hanna Salinity tester\u003c\/div\u003e","brand":"Hanna Instruments","offers":[{"title":"Default Title","offer_id":40508779331719,"sku":"HI-70024","price":46.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/6387\/6487\/products\/25-pack-hanna-35ppt-salinity-calibration-solution-890149.jpg?v=1731255768"},{"product_id":"hanna-instruments-hi-770-25-silica-reagents","title":"Hanna Instruments HI-770-25 Silicate Reagents","description":"\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cspan\u003eThe HI-770-25 are the replacement reagents for the HI-770 Silica High Range Checker® HC. These high-quality reagents are clearly marked with the lot number and expiry date on each packet for traceability.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cmeta charset=\"utf-8\"\u003eThe HI-770-25 are high-quality reagents that are pre-measured, allowing for users to achieve fast and accurate measurements with their Silica High Range Checker® HC. These reagents follow the Standard Method 4500-SiO\u003csub\u003e2\u003c\/sub\u003eC in which the reaction between silica and reagents causes a yellow tint in the sample. By simply adding the packet of HI-770-25 reagent to the sample, the reaction will take place and the HI-770 will determine the concentration from the colour that is produced. The results will be displayed in ppm of silica. These reagents are designed to be used with samples that have an expected range of 0 to 200 ppm silica.\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e25 Tests\u003c\/span\u003e\u003c\/p\u003e","brand":"Hanna Instruments","offers":[{"title":"Default Title","offer_id":54860262834555,"sku":"HI-770-25","price":78.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/6387\/6487\/files\/SilicaReagents.jpg?v=1732638945"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/6387\/6487\/collections\/HannaReagent.jpg?v=1713948815","url":"https:\/\/charterhouse-aquatics.com\/collections\/hanna-reagents.oembed","provider":"Charterhouse Aquatics","version":"1.0","type":"link"}