Sulphite indicator strips 0-500 mg/l (ppm), 100 strips/pack

Semi-quantitative indicator strips for: Nitrite, Peroxide, Water hardness, Sulphite, Free chlorine, Ammonium, Nitrate, Copper, Peracetic acid, Ascorbic acid, Fluoride and Phosphate. These tests allows a quick and easy method to determine these free/available ions in solution. 100 strips per pack

reference: SLIS-011-001, interval: 0 - 10 - 25 - 50 - 100 - 250 - 500, range: 0-500 mg/l (ppm), parameter: sulphite, pcs/pack: 1