Complaint
Product Name | Retinyl acetate 500, 000iu/G Cws Retinol Acetate/Vitamin A acetate |
CAS | 127-47-9 |
Appearance | Yellow powder |
MF | C22H32O2 |
Purity | 99% min |
Usage | Pharmaceuticals |
Storage | Keep in cool & dry place, stay away from strong light and heat |
Shelf Life | 24 months |
Product Functions:
1. Prevent night blindness and vision loss; it's helpful to the treatment of eye diseases. (VA could promote the formation of photo pigment inside eyes).
2. Anti-respiratory-infection .
3. Immune-system enhancing.
4. Promote early recovery.
5. Keep healthy of organizations or organ surface.
6. Remove senile plaques.
7. Promote healthy growth, strong muscularity, protect skin, hair, teeth and teeth gums.
8. The external use is helpful to the treatment of acne, pimple, skin surface ulcerations.
| Standard | The Vitamin A acetate contained in this product meets all requirements of the relevant monographs of USP and Ph. Eur. when tested according to these compendia. |
| Storage | The product may be stored for 24 months from the date of manufacture in the unopened original container and at room temperature. |
| Uses | For enhancer of dry food products such as flour, milk powder and beverage powder. |
| Safety | This product is safe for the intended use. Avoid ingestion, inhalation of dust or direct contact by applying suitable protective measures and personal hygiene. |
| TEST ITEMS | SPECIFICATION | RESULTS |
| Description | : White Crystalline Powder | White Powder |
| Identification | : Positive | Positive |
| Assay(by HPLC) | : 98.0~102.0% | 99.34% |
| Absorbance(E1cm) | : 465~495 | 482.5 |
| Melting Point | : 191~195°C | 193.5~195.0°C |
| Loss On Drying | : 0.5%max | 0.19% |
| Specific Rotation | : +288°~ +298° | +290.2° |
| Residue On Ignition | : 0.1%max | 0.03% |
| Related Substances | : Total:1.5%max | <1.3% |
| Single:0.5%max | <0.4% | |
| Residue Solvents | : 0.2%max | 0.10% |
| Heavy Metals | : 20PPm max | <10PPm |
| Conclusion | The specification conform with enterprise standard. | |
