Sodium pyrophosphate tetrabasic decahydrate

• Catalog No.: 71516
• CAS Number: 13472-36-1
• M. F.: H20Na4O17P2
• M. W.: 446.055202
• Purity: ≥99.0% (T)

SYNONYMS

• Title: 焦磷酸钠 四元 十水合物
• IUPAC name: tetrasodium decahydrate (phosphonatooxy)phosphonate
• IUPAC Traditional name: tetrasodium decahydrate diphosphate
• Synonyms: Pyrophosphate inorganic; 焦磷酸四钠; Tetrasodium pyrophosphate; Sodium diphosphate tetrabasic; 二磷酸钠 四元; 无机焦磷酸盐

DATABASE IDS

• EC Number: 231-767-1
• PubChem SID: 24886215
• CAS Number: 13472-36-1
• MDL Number: MFCD00149200

PROPERTIES

• Risk Statements: 36/37/38
• Safety Statements: 26-36
• German water hazard class: 1
• GHS Signal Word: Warning
• GHS Hazard statements: H315-H319-H335
• European Hazard Symbols: Irritant (Xi)
• Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Gloves
• GHS Precautionary statements: P261-P305 + P351 + P338
• Antion Traces: chloride (Cl-): ≤20 mg/kg
• Antion Traces: sulfate (SO42-): ≤50 mg/kg
• Cation Traces: As: ≤1 mg/kg
• Cation Traces: Ca: ≤100 mg/kg
• Cation Traces: Cd: ≤5 mg/kg
• Cation Traces: Co: ≤5 mg/kg
• Cation Traces: Cr: ≤5 mg/kg
• Cation Traces: Cu: ≤5 mg/kg
• Cation Traces: Fe: ≤10 mg/kg
• Cation Traces: K: ≤50 mg/kg
• Cation Traces: Mg: ≤5 mg/kg
• Cation Traces: Mn: ≤5 mg/kg
• Cation Traces: Ni: ≤5 mg/kg
• Cation Traces: Pb: ≤5 mg/kg
• Cation Traces: Zn: ≤5 mg/kg
• Grade: ACS reagent
• Grade: puriss. p.a.
• Impurities: ≤0.001% total nitrogen (N)
• Linear Formula: Na4P2O7 · 10H2O
• Purity: ≥99.0% (T)
• pH: 9.5-10.5 (25 °C, 50 mg/mL in H2O)