YuanYang International Trade Co., Ltd.
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Place of Origin: | Tianjin, China (Mainland) |
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Excellent grade | |
Content ≥ | 99.5% |
Sulphate (SO4²¯) ≤ | 0.08% |
Heavy metal (Pb) ≤ | 0.001% |
Iron (Fe³+) ≤ | 0.0015% |
Chloride (Cl¯) ≤ | 0.003% |
Residue (850°C) ≤ | 0.08% |