Reagents for the photometric determination of silicate in the range up to 200 mg / L.
All Product
Range 0 - 200 ppb | ascorbic acid method | Resolution 1 ppb
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.
All Product
Range 0:00 to 5:00 ppm | EPA Method 315 B | 0.01ppm resolution
All Product
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.
All Product
Range 0:00 to 2:00 ppm | ASTM D859 Method | 0.01ppm resolution
All Product
Range 0:00 to 2:50 ppm | USEPA Method 330.5 / DPD | Resolution 0.01ppm
All Product
Range 0 - 20 ppm | ESPA method | Resolution 0.1ppm
All Product
Range 0:00 to 3:00 ppm NH3-N | Nessler Method | 0.01ppm resolution
081-855-1842
02-541-4199
HI715 Checker HC ® - Ammonia, MR 
HI771 Checker HC ® - Chlorine, Ultra-High Range 
HI706 Checker HC ® - Phosphorous, HR 
