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Items Specification
Appearance White crystalline powder
Identification Positive
Melting Point 136 ~ 142°
Loss on Drying ≤ 0.5%
Residue on Ignition ≤ 0.1%
Heavy Metals ≤ 20ppm
Phosphate ≤ 0.05%
Related Substances A≤ 0.2%
B≤ 0.2%
C≤ 0.2%
Assay 98.5--101.0%
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