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%¡Ý |
11 |
18.5 |
12 |
21.5 |
Reduced matter(as Fe2+)%¡Ü |
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 %¡Ü |
0.0008 |
0.0008 |
0.0001 |
0.0001 |
Pb %¡Ü |
0.0015 |
0.0015 |
0.0006 |
0.0006 |
Insoluble matter%¡Ü |
0.5 |
0.5 |
0.1 |
0.1 |