USD $25.00-25.00 / Kilogram
USD $25.00-25.00 / Kilogram
USD $25.00-25.00 / Kilogram
USD $25.00-25.00 / Kilogram
USD $3.00-10.00 / Kilogram
USD $25.00-25.00 / Kilogram
USD $2.00-10.00 / Kilogram
USD $25.00-25.00 / Kilogram
USD $25.00-25.00 / Kilogram
chemical or other name |
d-alpha tocopheryl acetate oil |
cas number |
58-95-7 |
molecular formula |
c31h52o3 |
molecular weight |
472.74 |
application |
d-alpha tocopheryl acetate(1100iu-1360iu) is a clear, pale yellow, viscous oil having a slight characteristic vegetable oil aroma and a mild taste. |
appearance |
pale yellow viscous oily liquid |
identification |
meets the requirements |
optical rotation |
≥+24° |
maximum absorbance(284nm) |
42.0 ~ 45.0 |
minimum absorbance(254nm) |
7.0 ~ 9.0 |
acidity |
≤2.0mgkoh/g |
free tocopherol |
≤1.0% |
hexane |
≤290ppm |
toluene |
≤890ppm |
sulphated ashes |
≤0.1% |
heavy metals |
≤20ppm |
assay |
1000 ~ 1360iu |