扫一扫进入手机商铺
微信扫一扫关注公众号
α,α'-Dichloro-p-xylene
¥1
α,α'-Dichloro-o-xylene
α,α'-Dichloro-m-xylene
α,α,α',α'-Tetrachloro-p-xylene
α,α,α',α'-Tetrachloro-o-xylene
α,?α-?Bis[4-?(dimethylamino)?phenyl]?-
α- and ?- Amyrine benzoate, Mixture