Reagents for HI 739 Checker HC ®, 25 Tests
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Reagents for HI 755 Checker HC ®, 25 Tests
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The HI 771 Checker®HC is a simple, accurate, and cost effective way to measure ultra-high ranges of chlorine. Designed as a more accurate alternative to chemical test kits, the HI 771 provides quick, accurate results in four easy steps.
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Range 0.0 - 30.0 ppm | amino acid method | Resolution 0.1ppm
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Range 0:00 to 2:00 ppm | ASTM D859 Method | 0.01ppm resolution
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Range 0-999 ppb | ASTM Method D1687-92 diphenylcarbonate | Resolution 1 ppb
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Range 0:00 to 2:50 ppm | USEPA Method 330.5 / DPD | Resolution 0.01ppm
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Range 0 - 600 ppb NO2-N | EPA method 354.1 | Resolution 1 ppb
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Range 0:00 to 3:00 ppm NH3-N | Nessler Method | 0.01ppm resolution
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HI708 Checker HC ® - Nitrite, HR 
HI716 Checker HC ® - Bromine 
HI755 Checker HC ® - MARINE Alkalinity (dHK) 
HI739 Checker HC ® - Fluoride. HR 
