成人A片无码永久免费第三集,亚洲黄色免费观看,亚洲AV有码,色噜噜网站,天天干天天天干

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