DISODIUM PHOSPHATE (FOOD GRADE)
Chemical formula: Na2HPO4;
Na2HPO4.12H2O
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, relative density at 1.63, melting
point at 34.6 .
Application:
Used as a fire-prevention agent for fabric, timber, and paper,
also as water softening agent for boiler, food additive, buffering
agent ,solder, tanning agent, etc.
Packing :
25kgs net paper bags or 25kgs net plastic woven bags
Specifications
|
No
|
Specifications
|
Na2HPO4 Food Grade
|
Na2HPO4.12H2O Food Grade
|
|
1
|
Main contents %
|
98.0
|
98.0
|
|
2
|
PH of 1% water solution
|
8.5-10.0
|
8.8-9.2
|
|
3
|
Chloride, as cl %
|
0.014
|
0.014
|
|
4
|
Sulfate, as SO4 %
|
0.25
|
0.25
|
|
5
|
Heavy metals, as Pb %
|
0.001
|
0.001
|
|
6
|
Arsenic, as As %
|
0.0003
|
0.0003
|
|
7
|
Fluoride, as F %
|
0.005
|
0.005
|
|
8
|
Water insoluble %
|
0.10
|
0.10
|
|
9
|
Pb, %
|
0.0001
|
0.0001
|
Storage and transport:
It should be stored in a ventilative and dry warehouse instead
of in the open air, kept away from water, moisture and sunlight
during transport, handled with care, so as to avoid damage to plastic
bags. Furthermore, it should be stored separately from poisonous
substances.
|
