Dexpanthenol
CAS No.: 81-13-0
Product Name: Dexpanthenol
CAS#81-13-0
Spec: USP
Package: 20kg/drum
Delivery time: in stock for prompt shipment.
Dangerous goods or not: Not
Country of origin: China
CAS#81-13-0
Spec: USP
Package: 20kg/drum
Delivery time: in stock for prompt shipment.
Dangerous goods or not: Not
Country of origin: China
Description
Spec of Dexpanthenol :
| Items | Specification | Results |
| Appearance | Clear ,viscous,somewhat hygroscopic liquid .Some crystallization may occur on standing | Conforms |
| Solubility | Freely soluble in water ,in alcohol , in methanol ,and in propylene glycol ;soluble in chloroform and in ether ;slightly soluble in glycerin ;practically insoluble in heptane. | Conforms |
| Identification | ||
| A:Infrared absorption < 197F> | Conform to USP2021 | Conforms |
| B: The Sample solution | a deep blue color develops. | Conforms |
| C:The Sample solution | a purplish red color develops | Conforms |
| Assay (on the anhydrous basis) |
98.0%～102.0% | 99.3% |
| Water determination | Not more than 1.0% | 0.13% |
| Specific optical rotation | +29.0° ~+31.5° | 30.7° |
| Limit of aminopropanol | Not more than 1.0% | 0.88% |
| Residue on ignition | Not more than 0.1% | 0.04% |
| Refractive Index 20℃ | 1.495～1.502 | 1.498 |
