DISODIUM HYDROGEN PHOSPHATE anhydrous ACS
   
CAS NO : 7558-79-4 FORMULA       :   Na2HPO4
GRADE : ACS FORMULA WT : 141.96
   
TEST SPECIFICATION
Description: White Crystalline powder
Solubility (10 %aq) Clear & colourless
Assay min 99.0%
pH (5% aq) 8.7 -9.3
Insouble matter Max 0.01%
Loss on drying Max 0.2%
Chloride (Cl) Max 0.002%
Sulphate (SO4) Max 0.005%
Iron (Fe) Max 0.002%
Heavy metal (Pb) Max 0.001%

 

            DISODIUM HYDROGEN PHOSPHATE anhydrous GR
   
CAS NO : 7558-79-4 FORMULA       :   Na2HPO4
GRADE : GR FORMULA WT : 141.96
   
TEST SPECIFICATION
Description: White Crystalline powder
Solubility (10 %aq) Clear & colourless
Assay min 99%
pH (5% aq) 9.1 – 9.3
Insouble matter Max 0.01%
Loss on drying Max 0.5%
Chloride (Cl) Max 0.002%
Sulphate (SO4) Max 0.005%
Iron (Fe) Max 0.002%
Lead (Pb) Max 0.001%
Total Nitrogen Max 0.002%
Copper (Cu) Max 0.001%
Potassium (K) Max 0.01%

 

             DISODIUM HYDROGEN PHOSPHATE anhydrous LR
   
CAS NO : 7558-79-4 FORMULA       :   Na2HPO4
GRADE : LR FORMULA WT : 141.96
   
TEST SPECIFICATION
Description: White Crystalline powder
Solubility (10 %aq) Clear & colourless
Assay min 98.0%
pH (5% aq) 9.1 – 9.3
Chloride (Cl) Max 0.005%
Sulphate (SO4) Max 0.01%
Iron (Fe) Max 0.005%
Heavy metal (Pb) Max 0.001%

 

             DISODIUM HYDROGEN PHOSPHATE anhydrous BP
   
CAS NO : 7558-79-4 FORMULA       :   Na2HPO4
GRADE : BP FORMULA WT : 141.96
   
         TEST SPECIFICATION
Description: White or almost white powder, hygroscopic
Solubility Soluble in water, practically insoluble in ethanol
Assay (ODB) 98.0 – 101.0%
Appearance of solution Passes
Reducing substance Passes
Mono sodium phosphate Max 2.5%
Chloride Max 0.02%
Sulphate Max 0.05%
Arsenic Max 0.0002%
Iron Max 0.002%
Heavy metals Max 0.001%
Loss on drying Max 1%

 

       DISODIUM HYDROGEN PHOSPHATE anhydrous USP
   
CAS NO : 7558-79-4 FORMULA       :   Na2HPO4
GRADE : USP FORMULA WT : 141.96
   
         TEST SPECIFICATION
Description: White powder, that radily absorb moisture.
Solubility Freely soluble in water, insoluble in alcohol
Assay (ODB) 98.0 – 100.5%
Insoluble substances Max 0.4%
Chloride max 0.06%
Sulphate max 0.2%
Arsenic max 0.0016%
Heavy metals max 0.002%
Loss on drying max 5%

 

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