Items |
Specification |
Result |
Appearance |
White crystal powder |
Conforms |
Chloride(Cl) |
≤0.003% |
Conforms |
Sulfate (SO4) |
≤0.007% |
Conforms |
Total Alkali (NH4HCO3) |
99.2~100.5% |
99.5% |
Heavy metals (Pb) |
≤0.0005% |
<0.0005% |
Arsenic content (As)) |
≤0.0002% |
<0.0002% |
non-volatile substances |
≤0.05% |
<0.04% |
Sulfur salts anti-caking agents |
Negative |
Negative |
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