色综合合久久天天给综看,天天干天天在线,日本免费大黄在线观看,天天干影院,性感黑丝美女视频,美女视频在线看网址,超高清美女视频

  Dezhou first chemical co.,ltd
  Sell
       About us
       Products
       Buy
       Sell
       Contact us
       Chinese
Sell: 4,4-Dicarboxydiphenyl Ether
Date: 2015-08-27
Cas#: 2215-89-6
Specification: Purity(HPLC) 芒鈥奧?9%
Price:
Quantity: 800Kilogram
Term: 90
Note: 4,4-Dicarboxydiphenyl Ether
4,4-Oxobisbenzoic Acid
CAS No茂錄擰2215-89-6
Appearance White Powder
Purity(HPLC) 芒鈥奧?9%
Packing: 25Kg /drum
Shanghai Danfan Network Science&Technology Co., Ltd. All Rights Reserved.