Sodium phosphate dibasic

• Catalog No.: S9763
• CAS Number: 7558-79-4
• M. F.: HNa2O4P
• M. W.: 141.958841
• Purity: ≥99.0%

SYNONYMS

• Title: 磷酸钠 二元
• IUPAC name: disodium hydrogen phosphate
• IUPAC Traditional name: disodium hydrogen phosphate
• Synonyms: 磷酸二钠; 磷酸氢二钠; 二盐基磷酸钠; 磷酸一氢钠

DATABASE IDS

• EC Number: 231-448-7
• PubChem SID: 24899856
• CAS Number: 7558-79-4
• MDL Number: MFCD00003496

PROPERTIES

• Antion Traces: sulfate (SO42-): ≤0.005%
• Cation Traces: Fe: ≤0.002%
• Cation Traces: heavy metals (as Pb): ≤0.001%
• Grade: ACS reagent
• Impurities: ≤0.002% Chloride (Cl)
• Impurities: ≤0.01% Insoluble matter
• Loss on Drying: ≤0.2% loss on drying, 105°C
• Purity: ≥99.0%
• pKa: (1) 2.15, (2) 6.82, (3) 12.38 (phosphoric acid)
• pH: 8.7-9.3 (25 °C, 5% in solution)
• Personal Protective Equipment: Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter
• RTECS: WC4500000
• German water hazard class: 1

DETAILS

Description (简体中文)

包装
1, 2.5 kg in poly bottle
100, 500 g in poly bottle
5, 12 kg in poly drum