α-Ketoglutaric acid
        
        Molecular Structure:
 
        MDL:
MFCD00004165 
        Molecular Formula:
	C5H6O5;HOOCCH2CH2COCOOH
        Molecular Weight:
	146.1
        Alias:
	2-氧代戊二酸,α-酮基戊二酸,2-酮戊二酸,2-氧代-1,5戊二酸
2-Oxoglutaric acid
2-Oxopentanedioic acid
        Product order:
        
          
            | Name | Specifications | Packing | Price | Delivery | 
          
            | α-Ketoglutaric acid | 高纯级 | 5g | RMB 165 | 现货 | 
          
            | α-Ketoglutaric acid | 98% | 25g | RMB 88 | 现货 | 
          
            | α-Ketoglutaric acid | 98% | 100g | RMB 176 | 现货 | 
          
            | α-Ketoglutaric acid | 98% | 500g | RMB 759 | 现货 | 
          
            | α-Ketoglutaric acid | 99%,用于细胞培养 | 25g | RMB 121 | 现货 | 
          
            | α-Ketoglutaric acid | 99%,用于细胞培养 | 100g | RMB 297 | 现货 | 
          
            | α-Ketoglutaric acid | 99%,用于细胞培养 | 500g | RMB 1177 | 现货 | 
        
         
        Character:
	白色结晶或结晶性粉末 。易溶于水、醇、丙酮;极难溶于醚,久贮变淡灰黄色,易潮解。
熔点:116℃
        Quality Standard:
	外观Appearance                          白色至微黄色结晶粉末
红外光谱鉴别Infrared spectrometry       符合
熔点Melting point                       112°C - 118°C
纯度Purity                              ≥99.0% (NaOH, 滴定)
干燥失重Loss on drying                  <0.5 % (105°C, 1 小时)
重金属Heavy metals (as Pb)              <10 ppm
砷Arsenic(ppm)                          ≤ 1
灼烧残渣Res. after ignition             <0.005 %
透光度Transmittance                     >98 % (10% H2O)
氯Cl                                    < 150 PPM
硫酸根SO4                               < 150 PPM
氨离子NH4                               < 150 PPM
铁Fe                                    < 30 PPM
其它物质other substances                < 0.5%(TLC)  
        Storage:
	储存温度: 2-8°C
		
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