Customization: | Available |
---|---|
Certification: | ISO |
Shape: | Powder |
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Items |
Specification |
Appearance |
White crystals or crystalline powder |
Assay(%) |
99.0%~101.0% |
Heavy metal(Pb%) |
≤0.002 |
Transmittance(%) |
≥98.0 |
PH |
5.6~6.1 |
Loss on drying(%) |
≤0.3 |
Residue on ignition(%) |
≤0.1 |
Chloride(Cl%) |
≤0.02 |
Sulfate(SO4%) |
≤0.02 |
Iron(Fe%) |
≤0.001 |
Arsenic(As2O3%) |
≤0.0001 |
Ammonium(NH4%) |
≤0.02 |