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
GulaiacolCOA Report
  • CAS No.:90-05-1
  • Molecular weight:124.13
  • Molecular formula:C7H8O2
  • EC No.:201-964-7
  • HS-No:29095000
Information
Specification category:
Product No. Product name specifications
1.17567.010 Gulaiacol AR100mL
Characteristic: Appearance and properties:Clear, colorless to pale yellow liquid or solid with slightly aromatic odor.
Relative density(water=1)?:1.13(crystal),1.11(liquid)
Relative vapor density(air=1):4.27
Melting point(℃):27.9
Boiling point(℃):205
Concentration:pure product
Saturated vapor pressure:0.014(25℃)
Solubility:soluble in alkali,glycerol,soluble in alcohol,ether,ester,benzene,etc.
Technical indicators:
Item AR CP
Assay ≥99.0% ≥99.0%
Crystallizing point℃ ≥26 ≥26
Residue on ignition(as SO4) ≤0.05% ≤0.1%
Related Products

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