Chemsrc provides Carbon(CAS#:7440-44-0) MSDS, density, melting point, boiling point, structure, formula, molecular weight etc. Articles of Carbon are included as well.
With hydrogen, oxygen, nitrogen, andother elements, it forms a very large number of compounds,carbon atom often being linked to carbon atom. There areclose to ten million known carbon compounds, many thousandsof which are vital to organic and life processes. Withoutcarbon, the basis for life ...
carbon barrier carbon black black ca carbon breaker carbon carbon brush for elec carbon constructional carbon diaphragm carb carbon dioxide beam f carbon dioxide exting carbon dioxide ice dr carbon disulfide disu carbon film resistor carbonic acid metacar carbonizing tissue ca carbon monoxide perce carbo...
展开∨ CAS号:131-17-9 国际化联命名:bis(prop-2-enyl) benzene-1,2-dicarboxylate EINECS登录号:205-016-3 分子式:C14H14O4 分子量:246.25900 PSA:52.60000 LogP:2.37220 ICSC号:0430 NSC号:7667 联合国号码(UN Number):3082; 3082 UNII号:F79L0UL6ST RTECS号: CZ4200000; 物化...
carbon物化属性我要纠错 密度:~1.7 g/mL at 25 °C(lit.) 熔点:3550 °C(lit.) 沸点:500-600 °C(lit.) 折射率:Index of refraction = 2.1500 闪光点:>230 °F 蒸汽压:<0.1 mm Hg ( 20 °C) PSA:0 溶解度:H2O: soluble0.1mg/mL 外观:杆 存储: 1.保持贮藏器密封、储存在阴凉、干燥的地方,...
numberof organic compounds. Anaturally occurring radioactive isotope,14C, has a half-life of 5780 years and is used in archaeo logical investigations to date artifacts and ancient documents. Other uses of carbon depend on its form. For example, diamonds for jewels and abrasives,graphite for ...
英文名称:Benzamide Zone Refined (number of passes:20) CAS:55-21-0 纯度:99.0% N 包装信息:ZONE 备注:试剂级 安耐吉化学&3A(安徽泽升科技有限公司) 联系电话:021-021-58432009 400-005-6266 产品介绍: 中文名称:苯甲酰胺 英文名称:BenzaMide
多菌灵的合成 邻苯二胺与氰氨基甲酸甲酯反应生成多菌灵。盐酸的存在对反应是十分必要的,反应温度控制在90～95℃。 3.. 多菌灵的合成方法有多种,我国采用氰胺化钙法,即由氰胺化钙(石灰氮)与水制取氰胺氢钙,过滤分离出产生的氢氧化钙及残渣(也可以不先过滤,利用氢氧化钙作为后面工序的脱酸剂,在合成氰胺基甲酸甲酯...
The three systems differ due to the number of carbon atoms in the macrocyclic... 详情 氯化镥(III),六水合物英文别名 Lutetium trichloride hydrate EINECS 233-240-1 Lutetium chloride hydrate (1:3:6) lutetium(3+),trichloride,hexahydrate Lutetium(III) chloride hexahydrate MFCD00149775 ...
SADTLER REFERENCE NUMBER: 844 (IR, PRISM) Intense mass spectral peaks: 108 m/z (100%), 107 m/z (75%), 77 m/z (34%), 79 m/z (33%) IR: 166 (Sadtler Research Laboratories IR Grating Collection) UV: 259 (Sadtler Research Laboratories Spectral Collection) ...