Calibration Standard for HI 736 Checker HC ®
All Product
Range 0.0 - 30.0 ppm | amino acid method | Resolution 0.1ppm
All Product
Range 0:00 to 2:00 ppm | EPA method 340.1 | 0.01ppm resolution
All Product
Range 0-999 ppb | ASTM Method D1687-92 diphenylcarbonate | Resolution 1 ppb
All Product
Range 0:00 to 2:50 ppm | USEPA Method 330.5 / DPD | Resolution 0.01ppm
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
Range 0:00 to 3:50 ppm | USEPA Method 330.5 / DPD | Resolution 0.01ppm
All Product
Range 0.0 - 8.0 ppm | DPD method | Resolution 0.1ppm
All Product
Range 0 - 500 PCU | Platinum Cobalt method | Resolution 5 PCU
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HI7635 - Industrial Conductivity Probe 
Reagents for HI 755 Checker HC ®, 25 Tests 
