HI96734-11 CalCheck ™ Chlorine HR Free & Total Calibration-Set

Range 0.0 - 30.0 ppm | amino acid method | Resolution 0.1ppm

Range 0.00 - 9.99 ppm NH3-N | Nessler Method | 0.01ppm resolution

Range 0:00 to 3:50 ppm | USEPA Method 330.5 / DPD | Resolution 0.01ppm