di-Sodium hydrogen phosphate dihydrate, min. 99,5 %, HPLC, 50 g, plasticdi Sodium hydrogen phosphate dihydrate, min. 99,5 %, HPLC, Molar mass (M) 177,99 g mol, Density (D) 2,1 g cm, CAS No. 10028 24 7, EC No. 231 448 7, Empirical formula Na2HPO4 2 H2O Our salts in HPLC grade are excellent for use as buffers in HPLC analysis, with absorption tested at various wavelengths for all salts. Buffer solutions prepared from these are typically utilized in reverse phase high performance liquid chromatography (RP HPLC) when the