Hach Chemical Sulfide Reagent Set, Methylene Blue

For determination of Sulfide by the Methylene Blue Method, using Hach Method 8131 and visual test kits. Photometric range: 5 - 800 µg/L sulfide. Test kit ranges: 0.01 - 0.55 to 2.5 - 11.25 mg/L sulfide. Set contains 2 100-mL bottles each of Sulfide 1 and Sulfide 2 Reagents. Approximately 100 tests. For turbid samples, also order Bromine Water (221120) and Phenol Solution (211220).