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Sodium phosphate dibasic heptahydrate

Catalog No. 71647 Name Sigma Aldrich
CAS Number 7782-85-6 Website http://www.sigmaaldrich.com
M. F. H15Na2O11P Telephone 1-800-521-8956
M. W. 268.065801 Fax
Purity ≥99.0% (NT) Email
Storage Chembase ID: 105590

SYNONYMS

Title
磷酸钠 二元 七水合物
IUPAC name
disodium heptahydrate hydrogen phosphate
IUPAC Traditional name
disodium heptahydrate hydrogen phosphate
Synonyms
磷酸二钠
Disodium hydrogen phosphate heptahydrate
磷酸氢二钠 七水合物
Disodium phosphate

DATABASE IDS

EC Number 237-707-0
MDL Number MFCD00149180
CAS Number 7782-85-6

PROPERTIES

Antion Traces chloride (Cl-): ≤10 mg/kg
Antion Traces sulfate (SO42-): ≤50 mg/kg
Cation Traces As: ≤1 mg/kg
Cation Traces Ca: ≤10 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: ≤5 mg/kg
Cation Traces K: ≤100 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 puriss. p.a.
Impurities ≤0.001% total nitrogen (N)
Linear Formula Na2HPO4 · 7H2O
Purity ≥99.0% (NT)
Density 1.68 g/mL at 25 °C(lit.)
pH 8.7-9.3 (25 °C, 50 mg/mL in H2O)
Vapor Density 4.9 (vs air)
MSDS Link Download
Personal Protective Equipment Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter
German water hazard class 3

DETAILS

REFERENCES