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 點擊這里給我發(fā)消息
  • 客服2 點擊這里給我發(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.：D166 
Products：4,6-DIMETHYLDIBENZOTHIOPHENE 
Cas No.：1207-12-1 
Molecular Formula：C14H12S 
Molecular Weight：212.31 
Package：25KG/10KG/5KG/1KG/100G 
Assay：95%（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