Calibration Standard for HI 739 Checker HC ®
All Product
Range 0:00 to 5:00 ppm | EPA Method 315 B | 0.01ppm resolution
All Product
Range 0.0 - 99.9 ppm NH3-N | Nessler Method | 0.1ppm resolution
All Product
Range 0 - 200 ppb | ascorbic acid method | Resolution 1 ppb
All Product
Range 0:00 to 3:50 ppm | USEPA Method 330.5 / DPD | Resolution 0.01ppm
All Product
Range 0.0 - 15 ppm | Molybdenum Blue Method | 0.1ppm resolution
All Product
Range 0 - 150 ppm | ferrous sulfate method | Resolution 1ppm
All Product
Range 0 - 500 PCU | Platinum Cobalt method | Resolution 5 PCU
All Product
Range 0 - 300 ppm in salt water | Colorimetric Method | Resolution 1 ppm
081-855-1842
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HI764 Checker HC ® - Nitrite, ULR 
HI761 Checker HC ® - Total Chlorine, ULR 
