丁二酸（琥珀酸）
| 产品描述Description | ||
| 白色结晶体，熔点185°C，沸点235°C（分解为酸酐），比重1.572，溶于水，微溶于乙醇；用于制备五杂环化合物。 White crystal, melting point 185 degrees celsius , the boiling point of 235 degrees celsius (Decomposed into anhydride ), specific gravity 1.572;Soluble in water, slightly soluble in ethanol.Used for the preparation of five heterocyclic compounds. |
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| 基本信息Essential information | ||
| 分子式Molecular Formula | C2H4(COOH)2 | |
| 分子量Molecular Weight | 118.09 | |
| CAS | 110-15-6 | |
| 用途Applications | ||
| 丁二酸在化学工业中用于生产染料、醇酸树脂、玻璃纤维增强塑料、离子交互树脂及农药、分解剂、增塑剂、电镀铝酸性调节剂等；在日本等国可添加至酒类、酱油等食品中，我国规定用于配置食品用香精香料原料；在医药工业中用于合成镇静剂、利尿剂、祛痰剂、等；此外，还可用于分析试剂、食品铁质强化剂、调味剂等。 Succinic Acid is used in the chemical industry in the production of dyes, alkyd resins, glass fiber reinforced plastics, resins and pesticides ion interaction; for the synthesis of tranquilizers, contraceptives and cancer drugs in the medical industry, in addition, you can use in analytical reagents, food iron supplements, flavoring agents. |
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| 技术指标Technical indicators | ||
| 外观 Appearance | 白色结晶粉末，无硬结块White crystalline powder, no scleroma | |
| 澄清度 Claroty of solution | 10%水溶液澄清，无异物10% aqueous solution to clarify, no foreign body | |
| 含量(%) Content | ≥99.5 | |
| 熔点(°C)Melting point | 185-190 | |
| 重金属(以Pb2计) (mg/kg) Heavy metal | ≤20 | |
| 硫酸盐(以SO42计) (%) Sulphate | ≤0.02 | |
| 铁含量(以Fe2计) (%) Iron content | ≤0.001 | |
| 氯化物(以Cl计) (%) Chloride | ≤0.005 | |
| 灼烧残渣(%) Ignition residue | ≤0.025 | |
| 砷(以As计) (%) Arsenic | ≤3 | |
| 易氧化物(ml/g) Readily oxidizable substance | ≤1.0 | |
| 包装Packing | ||
| 复合PE纸袋，净重25kg/袋 | ||
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