夕久久久国产,大又大又粗又爽又黄毛片女人,国产精品亚洲片牛牛,家庭教师波多野结衣云盘,天天看中文字幕福利第一页
展開

在線客服

  • 客服1 點(diǎn)擊這里給我發(fā)消息
  • 客服2 點(diǎn)擊這里給我發(fā)消息
 中文   English
1 2 3 4
Product Search
 
Please search by CAS or NamePlease search by CAS or Name
Products
  Chiral Catalysts,Ligands and Reagents
  OLED
  APIs and intermediates
 
Products

No.：D153 
Products：Quinoxaline-5-sulfonylchloride 
Cas No.：844646-88-4 
Molecular Formula：C8H5ClN2O2S 
Molecular Weight：228.66 
Package：25KG/10KG/5KG/1KG/100G 
Assay：98%(HPLC) 
Molecular Structure： 
Yellow solid，competitive products，in stock 
Copyright(C)2012,Tianjin Derchemist Sci-Tech Co., Ltd. All Rights Reserved
夕久久久国产,大又大又粗又爽又黄毛片女人,国产精品亚洲片牛牛,家庭教师波多野结衣云盘,天天看中文字幕福利第一页