- Pharmaceutical[10]
- Plant Extract[10]
- Organic Intermediate[8]
- Testing Equipment[6]
- Contact Person : Mr. Feng Wen
- Company Name : Sinoway Industrial Co., Ltd.
- Tel : 86-592-5853819
- Fax : 86-592-5854960
- Address : Fujian,Xiamen,16F., Huicheng Comm, Complex, 839 Xiahe Rd.,
- Country/Region : China
- Zip : 361004
Dithranol (Anthralin) Cas:1143-38-0
5.Specifications
ITEMS | SPECIFICATION | RESULTS |
Identification A Infrared absorption B Ultraviolet absorption | According to criterons According to criterons | Conforms Conforms |
M.P. | 178--181ºC | 179ºC |
Acidity or alkalinity | According to coriterons | Conforms |
Loss on drying | Not more than 0.5% | 0.09% |
Residue on ignition | Not more than 0.1% | 0.04% |
Chioride | According to coriterons | Conforms |
Sulfate | According to coriterons | Conforms |
Residual solvents | According to coriterons | Conforms |
Assay | Anthralin contains not less than 97.0 percent and not more than 102.0 percent of C14H10O3, calculated on the dried basis. | 99.2% |
Conclusion:It corresponds to prescription of USP31. | ||
****************************************************************6.Sinoway's advantages:
(1)ISO 9001:2008 certificated company
(2)26 years in herbal extract industry
(3)China office of Fischer Chemicals AG (Switzerland)
Dithranol (Anthralin) Cas:1143-38-0