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α-Ketoglutaric acid

Cas:
328-50-7
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 高純級(jí) 5g RMB 165 現(xiàn)貨
α-Ketoglutaric acid 98% 25g RMB 88 現(xiàn)貨
α-Ketoglutaric acid 98% 100g RMB 176 現(xiàn)貨
α-Ketoglutaric acid 98% 500g RMB 759 現(xiàn)貨
α-Ketoglutaric acid 99%,用于細(xì)胞培養(yǎng) 25g RMB 121 現(xiàn)貨
α-Ketoglutaric acid 99%,用于細(xì)胞培養(yǎng) 100g RMB 297 現(xiàn)貨
α-Ketoglutaric acid 99%,用于細(xì)胞培養(yǎng) 500g RMB 1177 現(xiàn)貨
Character:
白色結(jié)晶或結(jié)晶性粉末 。易溶于水、醇、丙酮;極難溶于醚,久貯變淡灰黃色,易潮解。
熔點(diǎn):116℃
Quality Standard:
外觀Appearance                          白色至微黃色結(jié)晶粉末
紅外光譜鑒別Infrared spectrometry       符合
熔點(diǎn)Melting point                       112°C - 118°C
純度Purity                              ≥99.0% (NaOH, 滴定)
干燥失重Loss on drying                  <0.5 % (105°C, 1 小時(shí))
重金屬Heavy metals (as Pb)              <10 ppm
砷Arsenic(ppm)                          ≤ 1
灼燒殘?jiān)黂es. after ignition             <0.005 %
透光度Transmittance                     >98 % (10% H2O)
氯Cl                                    < 150 PPM
硫酸根SO4                               < 150 PPM
氨離子NH4                               < 150 PPM
鐵Fe                                    < 30 PPM
其它物質(zhì)other substances                < 0.5%(TLC)  
Storage:
儲(chǔ)存溫度: 2-8°C
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