Vitamin E 50
VITAMIN E Oil 96% / VITAMIN E ACETATE OIL 96%
7695-91-2
gmp pharmaceutical
vitamin e 50
Other Name: VITAMIN E ACETATE OIL 96%
DL-ALPHA tocopheryl acetate OIL 96%
Molecular Formula: C 31 H 52 O 3
CAS Number: 7695-91-2
Specification: USP/BP/EP/FEED
Expiry Time: 2 Years
Packing: 5kg/Tin, 20kg/ Drum, 50kg/Drum, 200kg/Drum, 1MT/Drum
Storage: Store in dry places and keep away from strong direct light and heat.
| ITEM |
SPECIFICATIONS |
RESULTS |
| Appearance |
Slightly yellow, clear, viscous oil |
Qualified |
| Assay by G.C |
98.0—102.0% |
98.8% |
| Identity |
Corresponds |
Qualified |
| Infrared spectrum |
Meets EP requirement |
Qualified |
| Option rotation |
-0.01°~ +0.01° |
Qualified |
| Density(20°C) |
0.952—0.966g/ml |
0.955g/ml |
| Refractive index(20°C) |
1.494—1.498 |
1.496 |
| Related substances |
Impurities A, C: for each impurity ≤ 0.5% Impurity B ≤ 1.5% Sum of impurity D+E ≤ 1.0% Any other impurities: Meet EP requirements Total impurities: ≤ 2.5% |
Qualified |
| Absorbance in ethanol: At about 284nm (max) At about 254nm (min) |
42.0—45.0 7.5—9.0 |
44.0 8.8 |
| Acidity |
Max.1.0ml of 0.1 N NaOH |
0.04 ml |
| Sulphated ashes |
≤0.1% |
0.03% |
| Heavy metals |
≤10ppm |
<5ppm |
| Lead |
≤2ppm |
0.04ppm |
| Arsenic |
≤3ppm |
<1ppm |
| Free tocopheryl |
≤1.0% |
0.35% |
| Organic volatile impurities |
Meets USP requirements |
Qualified |
| Conclusion: The product complies with USP/EP standard |
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| CAS No.: 7695-91-2 | Other Names: vitamin e 50 | MF: 31H52O3 |
| EINECS No.: 231-710-0 | Place of Origin: Zhejiang China (Mainland) | Type: Nutrition Enhancers, vitamins |
| Brand Name: Weishi | Model Number: Food/Pharm grade | product: vitamin e 50 |
vitamin e 50 
