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Sodium Phosphate / sodium phosphate

Disodium hydrogen phosphate (DSP)

Time:2019-09-17 Click amount:
Disodium hydrogen phosphate (DSP)
Chemical formula
Na2HPO4·12H2O;   Na2HPO4·
Molecular weight
358.14;            141.96 ; 
Properties
White or colorless crystalline free flowing solid, efflorescent in air, easily soluble in water, but insoluble in alcohol, its water solution is slightly alkaline
Standard executed
Industrial Grade:HG/T2965-2009
Food Grade:GB25568-2010
Usage
Industrial Grade:Used as a fire-preventio agent for fabric, timber, and paper, also as water softening agent for boiler,  buffering agent, solder, tanning agent, etc.
Food Grade:Used in the food industry to make baking powder, quality improver, emulsifier, nutritive fortifier, fermentation agent, binder.
Packaging and storage
Paper bag or PP-PE bag, Net weight 25kg,1000kg per bag, dry and well-ventilated area.
Guaranteed Technical Specifications
NO.
Specifications
Industrial Grade
Food Grade
1
Main Contents (Na2HPO4·12H2O)
≥%
97
 
2
Main Contents (Na2HPO4)
≥%
 
98
3
 Water insoluble matter
≤%
0.3
0.1
4
PH value(10g/L solution)
 
8.6-9.6
8.6-9.6
5
Chloride(as CI)
≤%
0.3
0.1
6
Arsenic (As)  mg/kg
≤%
 
0.0003
7
Fluoride (F)  mg/kg
≤%
 
0.005
8
Heavy Metal (Pb)  mg/kg
≤%
 
0.001
9
Lead  (Pb)  mg/kg
≤%
 
0.0004

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