色欲av无码免费精品_在线观看国外精产品av_国产人澡人澡澡澡人碰视频_亚洲进口a∨在线播放

Xianyang Huiyuan Chemical Co., Ltd.
 
 
Product

Tetrahydrofuran

Product name: Tetrahydrofuran
Aliases: 1,4-Epoxybutane; Butylene oxide; Cyclotetramethylene oxide; Furanidine; THF
CAS No.: 109-99-9
Molecular Formula: C4H8O
Molecular Weight: 72.11
Structure:

Copyright(C)2012, Xianyang Huiyuan Chemical Co., Ltd. All Rights Reserved. Supported by ChemNet ChinaChemNet Toocle Copyright Notice