|
Items
|
Specification
|
|
|
Tech Grad
|
Food Grade
|
|
|
Total phosphate%
|
68Min
|
68Min
|
|
Inactive phosphate
|
7.5Max
|
7.5Max
|
|
Iron%
|
0.05Max
|
0.02Max
|
|
Ph value
|
5.8-7.3
|
5.8-6.5
|
|
Heavy metals%
|
------
|
0.001Max
|
|
Arsenic%
|
------
|
0.0003Max
|
|
Fluoride%
|
------
|
0.003Max
|
|
Water insoluble%
|
0.05Max
|
0.05Max
|
