Reagent for the photometric determination of chlorine dioxide in the field until 2:00 mg / L. Chlorophenol Red method.
All Product
Range 0 - 150 ppm | ferrous sulfate method | Resolution 1ppm
All Product
Range 0:00 to 2:50 ppm | ascorbic acid method | Resolution 0.01ppm
All Product
Range 0 - 600 ppb NO2-N | EPA method 354.1 | Resolution 1 ppb
All Product
Range 0.0 - 30.0 ppm | amino acid method | Resolution 0.1ppm
All Product
Range 0:00 to 2:00 ppm | ASTM D859 Method | 0.01ppm resolution
All Product
The HI 761 uses an adaptation of the USEPA method 330.5. The reaction between the chlorine and DPD reagent causes a pink tint in the sample.
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 0.0 - 8.0 ppm | DPD method | Resolution 0.1ppm
081-855-1842
02-541-4199
HI736 Checker HC ® - Phosphorous, ULR 
