The new index compared with GB14591

Item
Index
Index of our product
GB14591(I)
GB14591(II)
(New)polyferric sulphate (I)
(New)polyferric sulphate (II)
Total iron%
11
18.5
12
21.5
Reduced matter(as Fe2+)%
0.15
0.15
0.10
0.10
Basicity%
9.0-14.0
9.0-14.0
9.0-14.0
9.0-14.0
PH(1%Aq. solution)
2.0-3.0
2.0-3.0
3.0
3.0
As %
0.0008
0.0008
0.0001
0.0001
Pb %
0.0015
0.0015
0.0006
0.0006
Insoluble matter%
0.5
0.5
0.1
0.1
 
     

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