| ≥1 piece |
|
Specification
|
Food grade
|
|
Appearance
|
White powder
|
|
Content ( base on Na 3 PO 4 ) %
|
≥ 98
|
|
P 2 O 5 content %
|
≥ 42.4
|
|
Alkalinity ( base on Na 2 O )
|
36-40
|
|
Phosphoric anhydride ( base onP 2 O 5 ) %
|
≥ 39.5
|
|
pH value ( 1% water solution )
|
11.5-12.5
|
|
Loss on ignition %
|
2.0
|
|
Sulfate ( base on SO 4 ) %
|
≤ 0.05
|
|
Fluoride ( base on F ) %
|
≤ 0.005
|
|
Chloride ( base on Cl ) %
|
≤ 0.014
|
|
Heavy metal ( base on Pb ) %
|
≤ 0.001
|
|
Arsenic ( base on As ) %
|
≤ 0.0003
|