Description
Descriptionα-Tocopherol (phenyl-5,7-dimethyl-d6) is also known as vitamin E (ring-5,7-dimethyl-d6) that can be used as an internal standard. It is utilized to determine α-tocopherol (α-T) concentration in different biopharmaceutical samples using liquid chromatography-diode array detector on-line ESI-MS/MS