Place of Origin : Qingzhou,China

This product is maxture of cisisomer and maleinoid of 2-methyl-3-(3,7,11,15-tetramethyl-2-hexadecenyl)-1,4diketon,naphthalene.
CAS No.: 84-80-0
Characteristics: Pale yellow to golden transparent, oily liquid, odorless or almost odorless; Easily decomposed under the light; Easily soluble in chloroform , ether, or vegetable oil; Slightly soluble in alcohol; Insoluble in water.
Molecular formula:C31H46O2
Molecular weight:450.71
Reference standard:USP39, BP2010, EP.
Usage: It is the neces