被两个男人按住吃奶好爽,免费综合在线观看亚洲,日韩久久精品五月综合,在线 长腿丝袜 无码,最新无码福利写真视频

Product Name:4-amino-3-fluoro-2-(trifluoromethyl)benzonitrile

CAS NO.:1095188-12-7

Specification:

Off-white to white powder
Purity≥99%
Any single impurity≤0.5%

Production Scale:Commercial Scale

Structure: