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

  Yudong chem co., ltd
  Sell
       About us
       Products
       Buy
       Sell
       Contact us
       Chinese
Sell: N-(2-Hydroxyethyl)piperazine
Date: 2024-03-19
Cas#: 103-76-4
Specification: 99%
Price:
Quantity: 500Ton
Term: 3
Note: Product name: N-(2-Hydroxyethyl)piperazine
Cas No. : 103-76-4
Appearance: Colorless liquid
Purity: 99.5%
Packing: 200Kg/drum
Usage: Pharmaceutical intermediates
Shanghai Danfan Network Science&Technology Co., Ltd. All Rights Reserved.