Hubei Vanz Pharm Co.,Ltd
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Diamond Supplier Enterprise Certification
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China (Mainland)
Business Type:Trading Company
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Ms.Bella Li Ms.Chelsea GaoCAS NO.19608-29-8
Beijing Mesochem Technology Co., Ltd is located in national economic and technological development of Yizhuang, which is a gathering place of world's top 500 enterprises. Devoting to pharmaceutical chemicals, find chemicals, and fundamental chemical material, Mesochem owns independent right of import and export.Based on abundant resources from Beijing various colleges and universities, Mesochem focused on incessant innovation along with research and development of new products.
Certificate of Analysis
Product Name: Clascoterone
CAS: 25655-41-8
| Batch No. | HF171121 | Quantity | 8.5kgs |
| Mfg. Date | Nov. 21, 2017 | Package | As required |
| Rep. Date | Nov. 25, 2017 | Exp. Date | Nov. 20, 2019 |
| Items | Standards | Results | |
| Appearance | White or off-white solid powder | Complies | |
| Identification | By IR | Complies | |
| By HPLC | Complies | ||
| Solubility | Soluble in DMF, sparingly soluble in THF, slightly soluble in methanol and acetonitrile, very sightly soluble in ethanol and dichloromethane, insoluble in water | Complies | |
| Polymorphic Form | Polymorphic form 1 | Complies | |
| Melting Point | 211ºC~216ºC | 212.8ºC~214.9ºC | |
| Water Content | ≤ 0.50% | 0.10% | |
| Heavy Metals | ≤ 20ppm | Complies | |
| Residue on Ignition | ≤ 0.20% | 0.09% | |
| Related Substance | Any single impurity: ≤0.10% | 0.06% | |
| Total Impurities: ≤1.00% | 0.16% | ||
| Assay (on the anhydrous basis) | 98.0%~102.0% | 99.94% | |
| Particle Size | D90: ≤100µm | Complies | |
| Reference Standard | In-house Standard | ||
| Conclusion | The product complied to In-house standard. | ||
| Storage | Preserve in tight,light-resistant containers in a cool place | ||