Reagents for HI 749 Checker HC ®, 25 Tests

Range 0.0 - 8.0 ppm | DPD method | Resolution 0.1ppm

Range 0.0 - 15 ppm | Molybdenum Blue Method | 0.1ppm resolution

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