CAS No.: 9003-39-8
Molecular formula: (C6H9NO)n
Purity: 98%
Molecular Weight: 591.69
Fuction: produced in rmaceutical field: tablet, granule
| Item | Standard | Result | ||||
| Appearance | White or light yellow powder | Complies | ||||
| Identification | A. An orange -yellow precipitate is formed | Complies | ||||
| B.A pale blue precipitate is formed | Complies | |||||
| C.A deep red colour is produced | Complies | |||||
| 5% in water) | 3.0~7.0 | 3.80 | ||||
| Water | ≤5.0% | 2.03% | ||||
| Residue on ignition | ≤0.1% | 0.042% | ||||
| Lead | ≤ 10ppm | <10ppm | ||||
| Limit of Aldehydes | ≤0.05% | 0.036% | ||||
| Limit of hydrazine | ≤ 1ppm | <1ppm | ||||
| Vinylpyrrolidone | ≤0.2% | 0.01% | ||||
| K-value(1% aqueous solution) | 27.0~32.4 | 30.14 | ||||
| Nitrogen Content(oba) | 11.2~12.8% | 12.09% | ||||
| TAMC | ≤ 1000 cfu/g | <1000 cfu/g | ||||
| TYMC | ≤ 100 cfu/g | <100 cfu/g | ||||
| Stalococcus Aureus | Negative in 1g | Negative | ||||
| Salmonella | Negative in 1g | Negative | ||||
| Pseudomonas Aeruginosa | Negative in 1g | Negative | ||||
| E.Coli | Negative in 1g | Negative | ||||
| Conclusion: The product complies with USP 32 standard | ||||||
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