Ferric Sulphate

Category:
No. Item result remark
1 Fe3 %      w/w 21.59 21.0min
2 Reduced matter(as Fe2+) %  w/w 0.01 0.1max
3 PH(1%Aq. solution) 2.28 2-3
4 Insoluble material % w/w 0.18 0.3max
5 appearance Yellow powder Yellow powder
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