| Place of Origin | China (Mainland) |
|---|---|
| Brand Name | Richem |
Specification: 1) Appearance: White crystalline powder 2) Assay (dry basis): 99.0 - 101.0%
3) Melting point: 132 - 135
4) Ignition Residue: 0.2% max
5) Loss on drying: 0.5% max
6) Heavy metals (as Pb): 10ppm (max.)
7) Arsenic (as As): 3ppm
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