China
联系人 Tao
Dinghai, Jilin
|
Specifications of Polyphosphoric Acid |
|||||
|
No. |
Items of Analysis |
Unit |
*5% PPA |
**5% PPA |
**5% PPA |
|
1 |
PPA |
% |
≥*5.0 |
≥**5.0 |
≥**5.0 |
|
2 |
P2O5 |
% |
≥*8.5 |
≥*6.0 |
≥*3.3 |
|
3 |
Chloride as Cl |
% |
≤0.***5 |
≤0.***5 |
≤0.***5 |
|
4 |
SO4 |
% |
≤0.**5 |
≤0.**5 |
≤0.**5 |
|
5 |
Iron as Fe |
% |
≤0.**2 |
≤0.**2 |
≤0.**2 |
|
6 |
Arsenic as As |
% |
≤0.***1 |
≤0.**4 |
≤0.**4 |
|
7 |
Heavy metal as Pb |
% |
≤0.***5 |
≤0.**3 |
≤0.**3 |
|
8 |
Fluoride as F |
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| 国家: | China |
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