| Appearance | White Crystal or Crystalline powder |
| Identification ( IR ) | Concordant with the reference spectrum |
| Assay | 99.0~100.5% |
| Ph | 5.4~6.4 |
| Specific rotation D20 & |

Hai Au Station Da Nang Airport, Da Nang city, Qu?y 51, S?nh n?i ??a, sân bay, Hòa Thu?n Tây, H?i Châu District Counter 51, Domestic Hall, Da Nang Airport, Hòa Thu?n Tây, H?i Châu, ?à N?ng 550000, Vietnam
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