Products of other enterprises
Description
Items
Index
II
High-class standard
First-class standard
Qualified standard
Specifications
Zn, %
22.51
22.06
20.92
ZnSO4 .7H2O, %> =
99.0
97.0
92.0
Insoluble percentage ,, %< =
0.02
0.05
0.10
PH >=
3.0
3.0
-
Pb, %< =
0.001
0.010
0.010
Fe, %< =
0.003
0.020
0.060
Mn, % < =
0.005
0.1
-
Cd, % < =
0.001
0.010
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Zinc Sulphate
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