久久久精品一区二区三区三州-欧美老熟妇毛茸茸性生活-欧美中文字幕在线精品-精品久久天干天天天按摩

Jiangxi Chibang Pharmaceutical Co., Ltd.

Mobile version

Pharmaceutical IntermediatesPhosphonium CompoundPyridine series

Triphenylphosphine hydrobromide

Product Name:Triphenylphosphine hydrobromide

CAS NO.: 6399-81-1

Standard≥98%