Tocopherols
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United States of America Patent
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Jun 3, 1997
Grant Date -
N/A
app pub date -
Aug 29, 1994
filing date -
Sep 3, 1993
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A natural vitamin E preparation, i.e. vitamin E extracted from natural sources, comprising one or more of the alpha-, beta-, gamma- and delta-tocopherol forms, either as the tocopherol itself, or as a derivative, such as the acetate, in which the total concentration of Wendt PAHs is less than 100 ppb.
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