大地资源第三页高清在线观看免费,大地影视中文资源6,大地二资源在线高清免费,大地资源高清在线视频,大地二资源在线高清国语版,大地第二资源在线播放免费观看

SZSE:002741
Chemical Reagents
Ethyl acetoacetate?COA Report
  • CAS No.: 141-97-9
  • Molecular weight:130.14
  • Aliases:Acetoacetic ester; Ethyl 3-oxobutanoate; Ethyl beta-ketobutyrate; EAA
  • Molecular formula:CH3COCH2COOC2H5
  • EC No.:205-516-1
  • HS-No:2918300090
Information
Specification category:
Product No. Product name specifications
1.19215.010 Ethyl acetoacetate AR500mL
1.19215.020 Ethyl acetoacetate CP500mL
1.19215.030 Ethyl acetoacetate AR25L
Characteristic: Appearance and properties:Colorless or slightly yellow transparent liquid with fruit flavor.
Relative density(water=1)?: 1.03(20℃)
Relative vapor density(air=1): 4.5
Melting point(℃): -45
Boiling point(℃): 180.8
Concentration: Content:≥97%;Acidity (as acetic acid)≤0.15%
Saturated vapor pressure: 0.13(28.5℃)
Solubility: Soluble in water, soluble in most organic solvents, alcohols, ethers.
Technical indicators:
Item AR CP
Assay ≥99.5% ≥99.5%
Boiling point ℃ 180.0~181.5 180.0~181.5
Density(g/cm3 ): 1.020~1.029 1.020~1.029
Refractive index 1.4190~1.4196 1.4190~1.4210
Free acid(as CH3COOH) ≤0.1% ≤0.5%
Related Products

Copyright ? Guangdong?Guanghua?Sci-Tech?Co.,?Ltd. GuangDong ICP No. 14033791-1
欢迎光临: 台湾省| 屏东县| 峡江县| 博乐市| 巨鹿县| 丰城市| 醴陵市| 渭南市| 安泽县| 庆安县| 登封市| 长泰县| 泌阳县| 广水市| 渭源县| 紫阳县| 介休市| 遂昌县| 昆山市| 周宁县| 辉县市| 闽清县| 济阳县| 绥芬河市| 嵊州市| 天台县| 元谋县| 南雄市| 休宁县| 盘山县| 磴口县| 墨江| 道孚县| 东乡县| 定远县| 南华县| 鱼台县| 军事| 灵山县| 顺平县| 巫溪县|