6,6'-Dihydroxy-4,4,4',4',7,7'-hexamethyl-2,2'-spirobichroman ≥98%(HPLC)
D155323-25G / 25G
CAS No.:40278-59-9
6,6'-Dihydroxy-4,4,4',4',7,7'-hexamethyl-2,2'-spirobichroman ≥98%(HPLC)
D155323-5G / 5G
CAS No.:40278-59-9