中文字幕亚洲欧美日本懂色,亚洲视频一区在线色婷婷,天天干天天干天天日天天操,麻豆国产精品777777在线,欧美一区二区三区另,中文字幕丰满人妻日本了,熟妇人妻av中文字幕在线,最新福利免费视频一区二区,伊人少妇精品在线观看视频

SZSE:002741
Chemical Reagents
p-Toluenesulfonic acid monohydrateCOA Report
  • CAS No.: 6192-52-5
  • Molecular weight:190.22
  • Molecular formula:CH3C6H4 S O2H·H2O
  • EC No.:203-180-0
Information
Specification category:
Product No. Product name specifications
1.14283.010 p-Toluenesulfonic acid AR100g
1.14283.020 p-Toluenesulfonic acid AR250g
Characteristic: Appearance and properties:White monoclinic flaky or columnar crystals.
Relative vapor density: 5.9
Melting point(℃): 106
Boiling point(℃): 140 (2.67kPa)
Concentration: Pure
Vapor Pressure: 2.67 (140 ℃)
Solubility: soluble in water, soluble in alcohol, ether, hot benzene.
Related Products

Copyright ? Guangdong?Guanghua?Sci-Tech?Co.,?Ltd. GuangDong ICP No. 14033791-1