Customization: | Available |
---|---|
Powder: | Yes |
Customized: | Non-Customized |
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Audited by an independent third-party inspection agency
Item | Premium grade |
Grade I | Passable grade |
Appearance | White crystal | White crystal | White crystal |
Impurity precipitating test | Acceptable | Acceptable | Acceptable |
Purity %≥ | 99.5 | 99.0 | 98.0 |
Moisture %≤ | 0.30 | 0.50 | 0.60 |
Ash content %≤ | 0.05 | 0.15 | 0.20 |
Melting Point | 209-212 | 208-212 | 207-212 |
Calcium content ppm≤ | 200 | 300 | 350 |