Product Certification&
Enterprise Certification
Country: China (Mainland)
Business Type:Trading Company
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Tel: 0086-551-67199489
Tel: 0551-65418672
Tel: +86 551 6541 8675
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Province/state: Anhui
City: Hefei
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MaxCard:
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Items |
Standard USP37 |
Results |
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Character |
White or almost white crystalline powder |
White crystalline powder |
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Identification: |
Positive |
Positive |
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Residue on ignition |
≤0.5% |
0.05% |
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Heavy metals |
NMT 20ppm |
4ppm |
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Sulphated ash |
NMT 0.1% |
0.04% |
|||
Loss on drying |
NMT 0.5% |
0.13% |
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Total impurities |
NMT 1.5% |
Conforms |
|||
Residual solvents |
Methanol NMT 3000ppm |
Conforms |
|||
Ethanol NMT 5000ppm |
Conforms |
||||
Ethyl acetate NMT 5000ppm |
Conforms |
||||
Assay(HPLC) |
97%-103% |
99.52% |
|||
Conclusion |
The above mentioned material conforms with USP37 standards |