Reagents for the photometric determination of silicate in the range up to 200 mg / L.
The HI 775 Checker®HC is a simple, accurate, and cost effective way to measure alkalinity. Designed as a more accurate alternative to chemical test kits, the HI 775 provides quick, accurate results in four easy steps.
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Reagents for HI 755 Checker HC ®, 25 Tests
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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 0.0 - 8.0 ppm | DPD method | Resolution 0.1ppm
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Range 0:00 to 3:00 ppm NH3-N | Nessler Method | 0.01ppm resolution
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The HI 764 Checker®HC is extremely simple to use. First, zero the instrument with your water sample. Next, add the reagent. Last, place the vial into the HI 764 Checker®HC, press the button and read the results. It’s that easy.
Portable
Range 0.00 - 9.99 ppm NH3-N | Nessler Method | 0.01ppm resolution
081-855-1842
02-541-4199
HI771 Checker HC ® - Chlorine, Ultra-High Range 
HI706 Checker HC ® - Phosphorous, HR 
