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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
|
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