Hanna Total Hardness Test Kit Description: Hanna Hardness test kit is a chemical test kit that measures total hardness as CaCO3 by titration with EDTA. This product is supplied complete with all of the reagents and instruments necessary to perform 100 tests. Specifications: Hardness Range : 0.0-30.0 mg/L (ppm); 0-300 mg/L (ppm) Method : EDTA Smallest Increment : 0.3 mg/L (ppm); 3 mg/L (ppm)
