D-Panthenol
Brief Introduction:
D-panthenol is also known as provitamin B5. Widely used in medicine, food, cosmetics and liquid preparations. D-panthenol can be converted into pantothenic acid when entering the human body, and then synthesize coenzyme A, promote the metabolism of protein, fat, and sugar in the human body, protect the skin and mucous membranes, improve the luster of hair, and prevent the occurrence of diseases.
D-Panthenol can prevent and treat small wrinkles, inflammation, sun exposure, and erosion, prevent hair loss, promote hair growth, keep hair moist, reduce hair split ends, prevent brittleness and breakage, and protect, repair, and care for hair.
Specifications of D-Panthenol:
| Test Items | Specifications | |
| Appearance | Colourless or slightly yellowish, viscous hygroscopic liquid | |
| 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 | |
| Identification | A: Infrared absorption <197F>: | Conforms to USP2021 |
| B: The Sample solution: | A deep blue colour develops | |
| C: The Sample solution: | A purplish red colour develops | |
| Assay (on the anhydrous basis) | 98.0% ~ 102.0% | |
| Water determination | Not more than 1.0% | |
| Specific Optical Rotation | +29.0°~ +31.5° | |
| Limit of Aminopropanol | Not more than 1.0% | |
| Residue on Ignition | Not more than 0.1% | |
| Refractive Index (20℃) | 1.495 ~ 1.502 | |
Packaging:
20kg per drum or according to the specific requirements from customers.
Storage Conditions:
Preserved in unopened original containers in a cool dry place before using; kept away from direct sunlight, heat and moisture.
Shelf Life:
24 months if stored under above mentioned conditions.
