Name | Specifications | Packing | Price | Delivery |
L-Aspartic acid | 用于細(xì)胞或植物細(xì)胞培養(yǎng), ≥99% (T) | 100g | RMB 198 | 現(xiàn)貨 |
L-Aspartic acid | 用于細(xì)胞或植物細(xì)胞培養(yǎng), ≥99% (T) | 500g | RMB 858 | 現(xiàn)貨 |
L-Aspartic acid | 99% | 25g | RMB 26.4 | 促銷 |
L-Aspartic acid | 99% | 100g | RMB 52.8 | 促銷 |
L-Aspartic acid | 99% | 500g | RMB 184.8 | 促銷 |
L-Aspartic acid | 99% | 2.5kg | RMB 935 | 現(xiàn)貨 |
外觀Appearance 白色結(jié)晶或結(jié)晶粉末
紅外光譜鑒別Infrared spectrometry 和對照品匹配
純度Purity >99.0% (NT)
干燥損失Loss on drying <0.5 % (105°C, 3 小時)
比旋光度Specific rotation [a]20/D +24.0 ~ +26 °(c=8, 6 N HCl)
重金屬Heavy metals (as Pb) <10 ppm
optical purity ee: 98% (GLC)
硫酸鹽灰分Sulfated ash <0.1 %
其它氨基酸Other amino acids <0.2 % (TLC)
氯根Cl < 100 ppm
硫酸根SO4 < 100 ppm
鐵Fe < 10 ppm
銨根NH4 < 100 ppm
品級Grade 細(xì)胞培養(yǎng)和昆蟲植物細(xì)胞培養(yǎng)級
(for cell culture and insect cell culture )
外觀Appearance 白色至類白色粉末
紅外光譜鑒別Infrared spectrometry Conforms
純度Purity ≥99.0% (T)
鹽酸溶解試驗solubility in HCL 50 mg/ml in 0.5 M 鹽酸,clear
細(xì)胞培養(yǎng)測試Cell culture test pass
昆蟲細(xì)胞培養(yǎng)測試Insect cell culture test pass
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