Multi-test Colorimeter, Drinking Water

Multi-test Colorimeter, Drinking Water Kit, pH Range 5 to 9, pH Accuracy +/-0.2%, Free Chlorine 0.1 to 10 PPM, Total Chlorine 0.1 to 10 PPM, Chlorine Accuracy +/-2% of Full Scale, Iron Range 0.1 to 3 PPM, Iron Accuracy +/-2%, Nitrate Range 0.1 to 25 PPM, Nitrate Accuracy +/-2 PPM, Sulfide Range 0 to 3 PPM, Sulfide Accuracy +/-2%, Display LCD, Power Source 2 AA Batteries, Includes Reagents for 50 Tests, Sample Vials, Batteries, Carrying Case and Instructions RestrictionsHazardous Material Drinking WaterTests free and total chlorine, hardness, iron, nitrate, and sulfide. With reagents for 50 test11s.Sulfide accuracy 2%, range 0.1 to 3 ppmMultitest11 ColorimetersFeature automatic wavelength selection, auto-blank and Auto-Off, and programmed test11s. LCD shows readings in 0.1 ppm increments. Each includes sample vials, carrying case, and AA batteries.