Chemical name: dl-2,5,7,8-Tetramethyl-2-(4,8,12-trimethyltridecy)

chromanol-6-nicotinic

Formula: C 35 H 53 NO 2

molecular weight: 535.01

Specification: JP/ Medicinal Standards of State Drug Administration of China

Description: White or yellowish-white wax-fat crystals, with slight special odor, readily decomposing when exposed to light.

Package: 15kg net in fiber durm, which is lined with polyethylene bag.