Sodium dihydrogen phosphate dihydrate , USP grade

 NaH2PO4 .2 H2O

CAS: 10049-21-5

MOLECULAR FORMULA:  NaH2PO4 .2 H2O

MOLAR MASS:  156.01 g/mol

 NaH2PO4 .2 H2O

Assay   98.0 – 103.0 %
pH (5 % in  H2O)   4.1 – 4.5  
Chloride 0.014 %
Sulfate 0.15 %
Insoluble substances 0.2 %
Identification (Sodium)   Conforms  
Identification (Phosphate)   Conforms  
Aluminum calcium and related elements   Conforms  
Arsenic 8 ppm
Water determination   18-26.5 %
Ordering code 1 Kg 2.5 Kg 5 Kg 10 Kg 20 Kg
P.E. 422.04.01000.02   422.04.05000.02 422.04.10000.02  
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Chemical formula: NaH2PO4 .2 H2O Molar Mass: 156.01 g/mol
Appearance: White solid Density: 2.04 g/cm3 
Solub. in water: 1103 g/l  (20 °C) Melting point: 100 °C ( dehydration)
Boiling point: 158 °C Flash point: N/A
Storage temp.: Below  +30 °C Cautions: Maybe irritant
R:  36 S: N/A
HS-No.:  28352200 EC-Index-No.: 231-449-2
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