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Potassium phosphate dibasic ACS reagent ≥98% 1KG

Specifications Synonym Dipotassium hydrogenphosphate Dipotassium phosphate sec-Potassium phosphate Molecular Formula K2HPO4 Molecular Weight 174.18 CAS Number 7758-11-4 assay ≥98% total impurities ≤0.001% Nitrogen compounds (as N) ≤0.01% Insoluble matter loss ≤1.0% loss on drying 105°C pH 8.5-9.6 (25 °C 5% in solution) pKa (25 °C) (1) 2.15 (2) 6.82 (3) 12.38 (phosphoric acid)