国产亚洲精品小视频-麻豆乱婬一区二区三区-综合视频精品这里只有-美女张开腿张开腿让男人捅

SZSE:002741
Chemical Reagents
Polyethylene glycol 200COA Report
  • CAS No.:25322-68-3
  • Molecular formula:HO(C2H4O)nH
  • EC No.:500-038-2
  • HS-No:39072011
Information
Specification category:
Product No. Product name specifications
1.17130.010 Polyethylene glycol 200 Imp500mL
Characteristic: Appearance and properties:colorless,odorless viscous liquid or waxy solid.
Concentration:pure product
Solubility:soluble in water,soluble in most organic solvents such as ethanol.
Technical indicators:
Item Imp
Average molecular weight 180~220
pH-value(50g/L solution,25℃) 4~7
Related Products

Copyright ? Guangdong?Guanghua?Sci-Tech?Co.,?Ltd. GuangDong ICP No. 14033791-1
普定县| 遂平县| 镇宁| 绥阳县| 射洪县| 吐鲁番市| 水城县| 日喀则市| 漳浦县| 开江县| 得荣县| 靖州| 铁岭县| 新闻| 衡阳市| 思南县| 南召县| 大港区| 娄烦县| 井陉县| 台东市| 望城县| 那曲县| 杭锦后旗| 叙永县| 永德县| 芷江| 玉屏| 勃利县| 枝江市| 湖南省| 江津市| 邛崃市| 莲花县| 丹东市| 昭苏县| 汕尾市| 视频| 克拉玛依市| 昌平区| 钦州市|