DI-POTASSIUM HYDROGEN PHOSPHATE TRIHYDRATE (C005B-021448)

General description

Potassium phosphate dibasic trihydrate (K₂HPO₄.3H₂O, Dipotassium hydrogen phosphate trihydrate, Dipotassium phosphate, di-Potassium hydrogen phosphate trihydrate) is the potassium salt having a pH in the range of 9.1-9.4.

Molecular Weight: 228.22. Empirical Formula: HK₂O₄P · 3H₂O. linearFormula: K₂HPO₄ · 3H₂O. grade: puriss. p.a.. Quality Level: 200. Assay: ≥. 99.0% (T). form: crystals. impurities: ≤. 0.001% total nitrogen (N). pH: 9.1-9.4 (25 . °C, 50 . mg/mL in H₂O). anion traces: chloride (Cl^-): ≤. 20 . mg/kg, sulfate (SO₄^2-): ≤. 50 . mg/kg. cation traces: As: ≤. 0.1 . mg/kg, Ca: ≤. 10 . mg/kg, Cd: ≤. 5 . mg/kg, Co: ≤. 5 . mg/kg, Cr: ≤. 5 . mg/kg, Cu: ≤. 5 . mg/kg, Fe: ≤. 5 . mg/kg, Mg: ≤. 5 . mg/kg, Mn: ≤. 5 . mg/kg, Na: ≤. 500 . mg/kg, Ni: ≤. 5 . mg/kg, Pb: ≤. 5 . mg/kg, Zn: ≤. 5 . mg/kg. SMILES string: O.O.O.[K+].[K+].OP([O-])([O-]): O. InChI: 1S/2K.H3O4P.3H2O/c. . 1-5(2,3)4. . . /h. . (H3,1,2,3,4). 3*1H2/q2*+1. . . . /p-2. InChI key: XQGPKZUNMMFTAL-UHFFFAOYSA-L. Storage Class Code: 13 - Non Combustible Solids. WGK: WGK 1. Flash Point(F): Not applicable. Flash Point(C): Not applicable.