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重要规格表
CAS号 EC号 Hill配方 摩尔质量 级别值 493-52-7 207-776-1 C₁₅H₁₅N₃O₂ 269.31 g/mol ACS,Reag. Ph Eur 描述 产品目录编号 106076 同义词 4-Dimethylaminoazobenzene-2'-carboxylic acid 产品信息 CAS号 493-52-7 EC号 207-776-1 级别 ACS,Reag. Ph Eur Hill配方 C₁₅H₁₅N₃O₂ Molar Mass 269.31 g/mol HS代码 2927 00 00 结构配方图像 理化信息 熔点 178 - 182 °C 容积密度 300 - 500 kg/m³ 溶解度 (20 °C) 微溶的 GHS安全信息 储存类别 10 - 13 其它液体及固体 WGK WGK 2 水危害 一次性 3
反应性相对较低的有机物必须被收集在第A类, 如果被卤化则在第B类, 如果为固体残留物则归在第C类.安全信息 危害性符号 
Dangerous for the environment
危险种类 ????? R相 R 51/53
Toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment.S相 S 61
Avoid release to the environment. Refer to special instructions/ Safety data sheets.运输信息 申报（铁路和陆路）ADR、RID Kein Gefahrgut 申报（空运）IATA-DGR No Dangerous Good 申报（海运）IMDG-代码 No Dangerous Good 规格 规格 Identity (UV/VIS-Spectrum) passes test Appearance Red to red-violet powder, eventually with granular parts. Clarity of solution (1 g/l; ethanol) passes test Melting point (capillary method, temperatur measerment in the heating block) 179 - 182 °C Transition range pH 4.4 - pH 6.0 Red - yellow Absorption maximum (buffer pH 4.5) 523 - 526 nm Absorption maximum (buffer pH 6.2) 427 - 437 nm Spec. Absorptivity A 1%/1cm (λmax; 0.005 g/l; buffer pH 4.5; calculated on anhydrous substance) 1350 - 1500 Spec. Absorptivity A 1%/1cm (λmax; 0.005 g/l; buffer pH 6.2; calculated on anhydrous substance) 700 - 800 Transition range (according to ACS) passes test Loss on drying (110 °C) ≤ 5 %
上一件merck millipore产品：merck millipore,默克密理博,80380002FR,White Functionalized Microspheres - HD1 010
下一件merck millipore产品：merck millipore,默克密理博,105226,新品红 (新复红)
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