Reagents for HI 716 Checker HC ®, 25 Tests

Range 0:00 to 2:50 ppm | USEPA Method 330.5 / DPD | Resolution 0.01ppm

Range 0 - 150 ppm | ferrous sulfate method | Resolution 1ppm

Range 0 - 500 PCU | Platinum Cobalt method | Resolution 5 PCU

Range 0-999 ppb | ASTM Method D1687-92 diphenylcarbonate | Resolution 1 ppb