丰满的熟妇岳中文字幕,菠萝蜜进口路线区二1688,国产互换人妻XXXX69,美女的被男人桶爽网站

Shanghai Incat Chemtech Co., Ltd.

National Service Hotline:+86-21-57603038 , +86-13601791340

Product center

Products

1,4-bis(diphenylphosphino)butane

Product Name Phosphine ligand Series
Product Code Incat-PL03
CAS NO. 7688-25-7
English Name 1,1'-Bis(diphenylphosphino)butane
Abbreviation DPPB
Molecular formula C28H28P2
Molecular weight 426.48