

| Item | Index | |
| First grade | Premium grade | |
| Appearance | Pink or white crystal | White crystal |
| Content | 90.0% | 95.0% |
| M.P. | 105-112¡ãC | 118-120¡ãC |
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Tel: 0086-515-88118656 88118766 Mobile Phone: 013921804366 Fax: 0515-88188920