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Test Item
|
Specification
|
Appearance
|
White Powder
|
Assay
|
99%min
|
Acidic Radical
|
76%min
|
Loss on Drying
|
0.5%max
|
Transparency
|
90%min
|
PH
|
5-7
|
Heavy Metals
|
100ppm max
|
As
|
1ppm max
|
Chlorides
|
20ppm max
|
Sulfates
|
20ppm max
|