Reagents for HI 707 Checker HC ®, 25 Tests

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

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

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