国产性爱av,東京熱無碼大亂交,视频在线无码,高清无码91,高清无码电影

Hexafluoroacetone trihydrate

Product name:Hexafluoroacetone trihydrate
CAS NO：34202-69-2
Molecular formula：C3F6O.3(H2O)
Molecular weight：220.07 

Standard:Enterprise Standard

Package:1kg/250kg