成人亚洲a片v一区二区三区,GOGO大胆欧美人体艺杧图片,双性大乳浪受各种play,免费午夜剧场

Shanghai Incat Chemtech Co., Ltd.

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

Product center

Products

1,3-bis(diphenylphosphoryl)propane

Product Name Phosphine ligand Series
Product Code Incat-PL04
CAS NO. 6737-42-4
English Name 1,3-Bis-(diphenylphosphino)propane
Abbreviation DPPP
Molecular formula C27H26P2
Molecular weight 412.46