- Organic Intermediate[1]
- Carbohydrate[5]
- Chemical Auxiliary Agent[5]
- Pharmaceutical[8]
- Daily Chemicals[2]
- Adhesives & Sealants[3]
- Oxide[6]
- Nitrate[6]
- Catalyst[2]
- Sulphate[2]
- Indium Ingots[1]
- Chloride[1]
- Alkali[1]
- Other Chemicals[4]
- Chemical Reagents[1]
- Contact Person : Mr. X Allen
- Company Name : Sunike New Material Co., Limited
- Tel : 86-731-82197655
- Fax : 86-731-84897655
- Address : Hunan,Changsha,No.649,Chezhan Rd.(N.),Kaifu District,Changsha,Hunan,China
- Country/Region : China
- Zip : 410003
BETAMETHASONE
Items | Standard | Results | ||||||
Appearance | White or almost white crystalline powder | almost white crystalline powder | ||||||
Solubility | Practically insoluble in water ,sparingly soluble in anhydrous ethanol, very slightly soluble in methylene chloride. | Complies | ||||||
Identification (B,C) | Complies with the Standard | Complies | ||||||
Specific optical Rotation | +118°~+126° | +120.9° | ||||||
Related Substances | ||||||||
- Single impurity | Not more than 1.0% | 0.12% | ||||||
- impurity that ≥0.5% | Not more than one | Complies | ||||||
-total impurities | Not more than 2.0% | 0.52% | ||||||
Loss on drying | Not more than 0.5% | 0.11% | ||||||
Assay(UV, basis on drying) | 97.0%~103.0% | 99.3% | ||||||
Organic volatile substances | ||||||||
Methanol | Not more than 3000ppm | Complies | ||||||
Ethyl acetate | Not more than 5000ppm | Complies | ||||||
Acetone | Not more than 5000ppm | Complies | ||||||
DMF | Not more than 880ppm | Complies | ||||||
Dichloromethane | Not more than 600ppm | Complies | ||||||
Chloroform | Not more than 60ppm | Complies | ||||||
Packaging and storage: Preserve in tight, light-resistant containers. | ||||||||
Conclusion: The test product complies with the requirements of EP7 | ||||||||
Analyst | panyong | Checker | panwang | Approved by | yangmingcheng | |||
BETAMETHASONE