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Description
CAS#: 866-83-1 | Formula: KH2C6H5O7 | Specifications: Assay (dried basis) 99.0 % - Min, Calcium 0.005 % Max, Chloride 0.002 % Max, Heavy metals (as Pb) 0.0005 % Max, Insoluble 0.005 % Max, Iron 0.001 % Max, pH of 5% solution 3.5 - 4.0 pH, Phosphate 0.001 % Max, Sodium 0.05 % Max, Sulfate 0.005 % Max, Water 4.0 % Max