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
Butyl acrylate?COA Report
  • CAS No.:141-32-2
  • Molecular weight:128.17
  • Aliases:2-Propenoic acid butyl ester
  • Molecular formula:C7H12O2
  • EC No.:205-480-7
Information
Specification category:
Product No. Product name specifications
1.19190.023 Butyl acrylate CP500mL
Characteristic: Appearance and properties:Colorless liquid.
Relative density(water=1)?: 0.89
Relative vapor density(air=1): 4.42
Melting point(℃): -64.6
Boiling point(℃): 145.7
Concentration:Content≥99.5%
Saturated vapor pressure: 1.33(35.5℃)
Solubility: disoluble?in water, soluble in ethanol, ether.
Technical indicators:
Item AR
Assay ≥98.0%
Density(g/cm3 ): 0.895~0.900
Refractive index(n20D) 1.418~1.420
Acidity (as C3H4O2) ≤0.05%
Related Products

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