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Ferrous Sulphate Cas 7720-78-7
 
TEST ITEMS
TEST RESULT
TEST RESULT
ASSAY (FeSO4·H2O)
≥98%
98.6%
Fe
≥19.5%
19.6%
Pb
≤20ppm
11ppm
As
≤2ppm
1ppm
Cd
---
3ppm
WATER INSOLUBLE
≤0.5%
0.35%
TITANIUM DIOXIDE
≤0.75%
0.68%
HEAVY METAL
≤0.0001%
0.0001%
FREE ACID
≤1%
0.56%
CONCLUSION
QUALIFIED
 
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