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Number of visits: |
92 |
Unit Price: |
Face to face |
Minimum Ordering: |
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Total supply: |
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period for dispatch: |
Delivery within 3 days from the date of buyer's payment |
Valid until: |
Long-term effectiveness |
Last update: |
2021-03-30 11:42 |
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D-α-tocopherol is light yellow viscous oily liquid, odorless and tasteless. Insoluble in water, soluble in ethanol, ether, acetone, chloroform and grease. The molecular formula is C29H50O2. Density: 0.93. Melting point: 2.5-3.5ºC. Boiling point: 200-220ºC (0.07501 mmHg). Flash point: 253ºC. From 1,2,4-trimethylbenzene as raw material, 2,3,5-trimethylbenzoquinone is obtained by iodination, nitration, reduction and oxidation, and then reduced and condensed with phytol.
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