P9666

Potassium phosphate dibasic trihydrate

for molecular biology, ≥99%

• Synonym(s): Dipotassium hydrogen phosphate trihydrate, Dipotassium phosphate, di-Potassium hydrogen phosphate trihydrate
• Linear Formula: K₂HPO₄ · 3H₂O
• CAS Number: 16788-57-1
• Molecular Weight: 228.22
• EC Number: 231-834-5
• MDL number: MFCD00149926
• UNSPSC Code: 12161700
• PubChem Substance ID: 24899052
• NACRES: NA.25

Properties

• grade: for molecular biology
• Assay: ≥99%
• form: powder or crystals
• quality: 200
• pH: 9.2-9.4 (25 °C, 50 g/L)
• solubility: water: 100 mg/mL, clear, colorless
• anion traces: chloride (Cl^-): ≤30 ppm
• cation traces: Fe: ≤10 ppm; heavy metals (as Pb): ≤5 ppm
• foreign activity: DNase, RNase and protease, none detected
• 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

Safety Information

• Storage Class Code: 13 - Non Combustible Solids
• WGK: WGK 1
• Flash Point(F): Not applicable
• Flash Point(C): Not applicable
• Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Gloves