Amber Vial, -86ËšC Freezer, Under Inert Atmosphere
类别:
Standards; Isotopic Labeled Analogues; Pharmaceutical/API Drug Impurities/Metabolites;
应用:
Most important of the provitamins A. Widely distributed in the plant and animal kingdom. In plants it occurs almost always together with chlorophyll. Vitamin A precursor. Ultraviolet screen.
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