Hydrogen Sulfide Ultra Low Sensitivity: Method A: < 0.005, 0.01, 0.02, 0.03, 0.05, 0.075, 0.1, 0.2 ppmMethod B: < 0.05, 0.05, 0.075, 0.1, 0.2, 0.25, 0.3, 1.0 ppmTotal Test Time: 2 Minutes or 5 MinutesNumber of Tests: 50 Tests with Color Chart and Reagents
1 pack of 50 tests (PN: ITS-481201-B-50) *12 pack