Packing:25kg woven bag, 1000 kg woven bag, 25 kg paper bag
specifications: Tech/Food grade
|
No.
|
Specifications
|
Na3PO4
|
Na3PO4 .12H2O
|
||
|
Industrial
|
Food
|
Industrial
|
Food
|
||
|
1
|
Main contents% ≥
|
98.0
|
98.0
|
98.0
|
98.0
|
|
2
|
Phosphorus pentoxide%≥
|
39.5
|
39.5
|
18.3
|
18.3
|
|
3
|
Sodium oxide, as Na2O
|
36-40
|
36-40
|
15.5-19
|
15.5-19
|
|
4
|
Sulfate, as SO4 % ≤
|
|
0.25
|
0.5
|
0.5
|
|
5
|
Heavy metal, as Pb% ≤
|
|
0.001
|
0.001
|
0.001
|
|
6
|
Arsenic, as As% ≤
|
|
0.0003
|
0.0003
|
0.0003
|
|
7
|
Fluoride as F% ≤
|
|
0.005
|
0.005
|
0.005
|
|
8
|
Water insoluble% ≤
|
0.10
|
0.10
|
0.10
|
0.10
|
Properties:
White or colorless crystals, efflorescent in air, easily soluble in water but not in organic solution. Its water solution is alkaline. PH value of 1% solution is 12.1, relative density at 1.62, melting point is 73.4
White or colorless crystals, efflorescent in air, easily soluble in water but not in organic solution. Its water solution is alkaline. PH value of 1% solution is 12.1, relative density at 1.62, melting point is 73.4