Reagents for HI 723 Checker HC ®, 25 Tests

Range 0:00 to 2:00 ppm | EPA method 340.1 | 0.01ppm resolution

Range 0:00 to 7:00 g / L | Photometric Method | Resolution 0.01g / L

Range 0.0 - 12.5 ppm | DPD Method | Resolution 0.1ppm