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Succinic acid

Cas:
110-15-6
Molecular Structure:
MDL:
--MFCD00002789
Molecular Formula:
C4H6O4;HOOC(CH2)COOH
Molecular Weight:
118.09
Alias:
琥珀酸 Butanedioic acid
Product order:
Name Specifications Packing Price Delivery
Succinic acid ≥99% 25g RMB 165 现货
Succinic acid AR 500g RMB 121 现货
Character:
无色或白色单斜柱状结晶。无气味,味极酸。易溶于热水、乙醇和甲醇,1g溶于13ml冷水、1ml沸水、18.5ml乙醇、6.3ml甲醇、36ml丙酮、20ml甘油、113ml乙醚,几乎不溶于苯、二硫化碳、四氯化碳和石油醚。0.1mol/L水溶液pH为2.7。最小致死量(硅,皮下)2000mg/kg。有刺激性。
密度:1.572
熔点:184-186 °C
沸点:235 °C
Quality Standard:
 
   Q/(HG)SJ 734-1997
项目Item                                        分析纯           化学纯
                                                 (AR)             (CP)
含量(CH2COOH)2Assay,%                          ≥ 99.5             99.0
熔点范围Melting range,℃                    184.0-187.0(1.5)  183.0-187.0(2)
澄清度试验Clarity                                合格             合格
水不溶物Insoluble matter in water,%           ≤ 0.002            0.005
灼烧残渣(以硫酸盐计)Ignition residue,%        ≤ 0.01             0.02
氯化物(Cl)Chloride,%                          ≤ 0.0005           0.001
硫酸盐(SO4)Sulfate,%                         ≤ 0.002            0.005
总氮量(N)Total nitrogen,%                     ≤ 0.002            0.005
磷酸盐(PO4)Phosphate,%                        ≤ 0.001            0.002
铁(Fe)Iron,%                                 ≤ 0.0005           0.004
重金属(以Pb计)Heavy metals,%                  ≤ 0.0005           0.002
高锰酸钾还原物质Potassium permanganate-reducing
substances                                       合格              合格

ACS级
项目名称Item                                 ACS Grade
含量(HOOC(CH2)COOH)Assay                      ≥99.0%
熔点Melting point                             185.0℃-191.0℃
水不溶物Insoluble matter                      0.01%
灼烧残渣Residue after ignition                0.02%
氯化物(Cl)Chloride(Cl)                        ≤0.001%
磷酸盐(PO4)Phosphate                          ≤0.001
硫酸盐(SO4)Sulfate                            ≤0.003%
氮化合物(以N计)Nitrogen compounds(as N)       ≤0.001%
重金属(以Pb计)Heavy metals(as Pb)             ≤5ppm
铁(Fe)Iron(Fe)                                ≤5ppm

Storage:
密封保存。
用途  碱量法标准,检定铈、铜、镧、钍、镱、钇和亚硝酸盐,分离和测定铁和铝,缓冲剂,有机合成,气相色谱对比样品。
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