Name | Specifications | Packing | Price | Delivery |
Uracil | 99.5%,用于細(xì)胞培養(yǎng) | 100g | RMB 616 | Consulting service |
Uracil | 99.5%,用于細(xì)胞培養(yǎng) | 25g | RMB 198 | Consulting service |
Uracil | 99% | 25g | RMB 93.5 | 現(xiàn)貨 |
Uracil | 99% | 500g | RMB 1375 | 現(xiàn)貨 |
Uracil | 99% | 100g | RMB 308 | 現(xiàn)貨 |
外觀Appearance 白色至淡黃色結(jié)晶粉末
紅外光譜鑒別Infrared spectrometry 符合
光譜測量Spectrophotometry 98.0 - 102.0 % (λ max. 260 nm, pH 7)
純度purity >99%(HPLC)
干燥失重Loss on drying <0.5 % (105°C, 5 小時(shí))
重金屬Heavy metals (as Pb) <10 ppm
硫酸鹽灰分Sulfated ash <0.1 %
吸光率Ratio of Absorbances 0.81-0.85 (A250/A260)
0.18-0.22 (A280/A260)
99.5%,用于細(xì)胞培養(yǎng):
外觀Appearance 白色至淡黃色結(jié)晶粉末
紅外光譜鑒別Infrared spectrometry 符合
光譜測量Spectrophotometry 99.0 - 101.0 % (λ max. 260 nm, pH 7)
純度purity >99.5%(HPLC)
干燥失重Loss on drying <0.2 % (105°C, 5 小時(shí))
重金屬Heavy metals (as Pb) <10 ppm
硫酸鹽灰分Sulfated ash <0.1 %
吸光率Ratio of Absorbances 0.81-0.85 (A250/A260)
0.18-0.22 (A280/A260)
細(xì)胞培養(yǎng)測試Cell culture test PASS
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