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The HI713-25 are the replacement reagents for the HI713 Phosphate Low-Range Checker® HC. These high-quality reagents are manufactured in our state...

The HI772-26 are the replacement reagents for the Marine Alkalinity (dKH) Checker® HC - HI772 and can be used with the Marine Alkalinity Checker® ...

The HI774-25 are high-quality reagents that are pre-measured, allowing for users to achieve fast and accurate measurements with their Phosphate Ult...

HI782-25 Marine Nitrate High Range Reagents are for use with the HI782 Marine Nitrate High Range Checker HC. They are manufactured in our state-of-...

The HI755-26 are the replacement reagents for the Marine Alkalinity Checker® HC - HI755 and Marine Alkalinity (dKH) Checker® HC - HI772. These hig...

The Hanna Phosphate Low-Range Checker® bridges the gap between simple chemical test kits and professional instrumentation. Chemical test kits have ...

The Hanna Marine Alkalinity (dKH) Checker® bridges the gap between simple chemical test kits and professional instrumentation. Chemical test kits h...

Details HI70024P is a premium quality 35.00 ppt salinity calibration solution standardized with a conductivity meter that has been calibrated wit...

The Hanna Phosphate Ultra Low Range (0.00 to 0.90 ppm) Checker® bridges the gap between simple chemical test kits and professional instrumentation....

Details The HI702-25 are high-quality reagents that are pre-measured, allowing for users to achieve fast and accurate measurements with their Cop...

Features at-a-glance: For use with saltwater samples. More accurate than chemical test kits. Dedicated to a single parameter. Small size, big conv...

Designed to bring simplicity to salinity testing during the any process, the HI98319 Marine Salinity Tester measures conductivity (EC) to determine...

The Hanna Marine Calcium Checker® bridges the gap between simple chemical test kits and professional instrumentation. Chemical test kits have limit...

HI70007P is a premium quality pH 7.01 calibration buffer solution. Each sachet has the lot number and expiration date stamped on it and is made of ...

HI70004P is a premium quality pH 4.01 calibration buffer solution. Each sachet has the lot number and expiration date stamped on it and is made of ...

The Hanna Marine Alkalinity Checker® bridges the gap between simple chemical test kits and professional instrumentation. Chemical test kits have li...

The Hanna Marine Low Range Nitrate Checker® bridges the gap between simple chemical test kits and professional instrumentation. Chemical test kits ...

HI98108 pHep+ is a compact, waterproof pH tester with a range from 0.00 to 14.00 pH, resolution of 0.01 pH, and ±0.10 pH accuracy.   Compact, wate...

The Hanna Phosphorus Ultra Low-Range (0 to 200 ppb) Checker® bridges the gap between simple chemical test kits and professional instrumentation. Ch...

Our Marine Magnesium Checker® HC (HI783) is designed to accurately and quickly determine the magnesium level in marine (saltwater) samples. The di...

HI783-25 Marine Magnesium Checker HC (Handheld Colorimeter) Reagents are high-quality reagents for use with the HI783 Marine Magnesium (ppm) Checke...

HI70010P is a premium quality pH 10.01 calibration buffer solution. Each sachet has the lot number and expiration date stamped on it and is made of...