Sodium phosphate dibasic dihydrate

• Catalog No.: 04272
• CAS Number: 10028-24-7
• M. F.: H5Na2O6P
• M. W.: 177.989401
• Purity: 98.5-101% (calc. to the dried substance)

SYNONYMS

• Title: 磷酸钠 二元 二水合物
• IUPAC name: disodium dihydrate hydrogen phosphate
• IUPAC Traditional name: disodium dihydrate hydrogen phosphate
• Synonyms: 磷酸氢二钠 二水合物; Disodium phosphate; Disodium hydrogen phosphate dihydrate; sec-Sodium phosphate; di-Sodium hydrogen phosphate dihydrate; Disodium hydrogen phosphate 二水合物; 磷酸二钠

DATABASE IDS

• EC Number: 231-448-7
• MDL Number: MFCD00149182
• PubChem SID: 24845712
• CAS Number: 10028-24-7

PROPERTIES

• Antion Traces: chloride (Cl-): ≤50 mg/kg
• Antion Traces: sulfate (SO42-): ≤100 mg/kg
• Cation Traces: As: ≤2 mg/kg
• Cation Traces: Fe: ≤10 mg/kg
• Impurities: reducing matter, complies
• Impurities: residual solvents, complies
• Impurities: ≤0.001% heavy metals (as Pb)
• Impurities: ≤1% NaH2PO4(calc. to dried subst.)
• Linear Formula: Na2HPO4 · 2H2O
• Loss on Drying: 19.5-21% loss on drying, 130 °C
• Purity: 98.5-101% (calc. to the dried substance)
• Quality: meets analytical specification of Ph. Eur., BP
• Suitability: complies for appearance of solution
• pH: 9.0-9.2 (20 °C, 5%)
• Personal Protective Equipment: Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter
• German water hazard class: 1