人人湿人人乐99,久久久久久久久久网站,成人 国产 另类,日韩国产白浆露出,一人香蕉尹人一线网站,亚洲第一在线一区,青青草视频在线1区,色播插久久,亚洲精品五码视频

SZSE:002741
Chemical Reagents
Benzidine COA Report
  • CAS No.:92-87-5
  • Molecular weight:184.23
  • Aliases:4,4’-diamino-bipheny
  • Molecular formula:C12H12N2
  • EC No.:202-199-1
Information
Specification category:
Product No. Product name specifications
1.20171.016 Benzidine AR25g
Characteristic: Appearance and properties: white or light pink crystalline powder, brown or purple brown goods.
Relative density: 1.25
Melting point(℃): 128
Boiling point(℃): 401.7
Concentration: Pure
Saturated vapor pressure: 98.64/128.7 ℃
Solubility: insoluble in water, soluble in water, soluble in alcohol, ether.
Heat of combustion (kJ / mol): 6524.6
Related Products

Copyright ? Guangdong?Guanghua?Sci-Tech?Co.,?Ltd. GuangDong ICP No. 14033791-1
廊坊市| 剑阁县| 札达县| 大城县| 灵石县| 安远县| 化州市| 谢通门县| 漾濞| 凤山市| 浦县| 绩溪县| 赤峰市| 涞水县| 泸水县| 布尔津县| 大姚县| 阿坝县| 泗洪县| 甘南县| 石台县| 沁阳市| 新和县| 郴州市| 洱源县| 大姚县| 南澳县| 建水县| 汾阳市| 突泉县| 富蕴县| 崇州市| 咸宁市| 晴隆县| 图们市| 浦县| 兴化市| 哈密市| 磐安县| 甘南县| 平陆县|