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1. Hubei Jusheng Technology Co., Ltd., is a global chemical industry manufacturers and suppliers of pharmaceuticals and intermediates in China.
2. The yearly production capacity is 50000MT, 80% for export.We have a professinal export team. Both by Air and by Sea,we ensure that we meet the customer expectations with promptness.
3. Our company facing global High-tech pharmaceutical raw materials, high complex new type intermediates, fine chemicals custom synthesis, scale-up production and Rare chemicals trade. Corey have well-equipped machine, strong technical force and considerate marketing team service.
4. We also have rich experience advantage in basic research, small scale process development, scale-up, industrial technology development & production and cost control.
item | Standard | Result | ||||
Characteristics | A white or yellowish white powder .Odorless or almost.bygroscopic | Conforms | ||||
Identification | A:B:C The positive reaction. | Conforms | ||||
Solubility | Very soluble in water, insoluble in acetone , chloroform, ether. | Conforms | ||||
Specific optical rotation | +53.5°~ +59.0° | +58.0° | ||||
Acidity of alkalinity | 5.0~7.5 | 6.7 | ||||
Impurity A | 2%max | Conforms | ||||
Impurity C | 3% ~15% | Conforms | ||||
Any other impurity | not more than the area of the principal peak | Conforms | ||||
in the chromatogram obtained with RS(B)5% | ||||||
Total other impurity | not more than 3times the area of the principal peak | Conforms | ||||
in the chromatogram obtained with RS(B)15% | ||||||
Disregard limit | ae of the principal peak in the chromatogram | Conforms | ||||
obtained with RS(C)1% | ||||||
Loss on drying (pct) | max8.0 | 5.0% | ||||
Sulphate | 27.0-31.0% | 28.4%max | ||||
Sulphated ash | 1% max | 0.2% | ||||
Microcount limit test | NMT 500 col/g | 10 col/g | ||||
Microcount-yeast and molds | NMT 10 col/g | Conforms | ||||
Microcount-Escherichia coli | Absent | Conforms | ||||
Microcount-Staphy lococcus aureus | Absent | Conforms | ||||
Microcount-Pseudo monas | Absent | |||||
Assay | ≥680I.U./mg (DRY) | 687I.U./mg DRY 653I.U./mg MOIST |
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