中文名:表兒茶素 別名:表兒茶素/(-)-/3,5,7,3ˊ,4ˊ-五羥基黃烷/Ι-/Ι-表兒茶酸/(EC) /表兒茶酚/表兒茶精/2-(3,4-羥基苯基)-3,4-二氫-2H-1-苯并吡喃-3,5,7-三醇/(−)-Epicatechin 規(guī)格:純,98% 包裝:20毫克 :490-46-0 保存條件:RT 生化試劑根據(jù)用途不同對(duì)其純度及技術(shù)均有一定的要求。例如酶試劑,有粗制酶、結(jié)晶酶、多次結(jié)晶酶以及不含某些雜酶的酶制劑等多種。 生化試劑有三種方法: ①從生物體中分離、提純; ②化學(xué)合成; ③發(fā)酵。 對(duì)生化試劑產(chǎn)品的技術(shù)要求有:含量、熔點(diǎn)、冰點(diǎn)、旋光度、含水量、光譜特征、折光、密度和生物活性等。 其他生化試劑類產(chǎn)品:Calcein blue, AM 鈣黃綠素藍(lán)乙酰甲酯 1 mg 1~2周 DiA [4-(4-(Dihexadecylamino)styryl)-N-methylpyridinium iodide] DiA 25 mg 3~4周 DiD perchlorate Oil [1,1’-Dioctadecyl-3,3,3‘,3’-tetramethylindodicarbocyanine perchlorate] DiD 高氯酸鹽 25 mg 3~4周 DiD triflate [1,1‘-Dioctadecyl-3,3,3’,3‘-tetramethylindodicarbocyanine, triflate] DiD三氟甲磺酸鹽 10 mg 3~4周 DiD labeling solution [1,1’-Dioctadecyl-3,3,3‘,3’-tetramethylindodicarbocyanine, triflate] 5 mM DMSO solution DiD三氟甲磺酸鹽(5mM DMSO溶液) 10 mL 3~4周 DiIC12(3) perchlorate [1,1‘-Didodecyl-3,3,3’,3‘-tetramethylindocarbocyanine perchlorate] DiIC12(3)高氯酸鹽 100 mg 3~4周 DiIC12(3) triflate [1,1’-Didodecyl-3,3,3‘,3’-tetramethylindocarbocyanine triflate] DiIC12(3) 三氟甲磺酸鹽 25 mg 3~4周 DiOC2(3) iodide [3,3‘-Diethyloxacarbocyanine iodide] DiOC2(3)碘化物 100 mg 3~4周 DiOC3(3) iodide [3,3-Dipropyloxacarbocyanine iodide] DiOC3(3)碘化物 100 mg 3~4周 DiOC7(3) iodide [3,3’-Diheptyloxacarbocyanine iodide] DiOC7(3)碘化物 100 mg 3~4周 DiOC16(3) perchlorate [3,3‘-Dihexadecyloxacarbocyanine perchlorate] DiOC16(3)高氯酸鹽 25 mg 3~4周 DiIC16(3) perchlorate[1,1’-Dihexadecyl-3,3,3‘,3’-tetramethylindocarbocyanine perchlorate] DiIC16(3) 高氯酸鹽 100 mg 3~4周 DiOC5(3) iodide [3,3‘-Dipentyloxacarbocyanine iodide] DiOC5(3)碘化物 100 mg 3~4周 DiOC6(3) iodide [3,3’-Dihexyloxacarbocyanine iodide] DiOC6(3)碘化物 100 mg 3~4周 DiIC18(3)-DS [1,1‘-Dioctadecyl-3,3,3‘,3’-tetramethylindocarbocyanine-5,5‘-disulfonic acid] DiIC18(3)-DS 50 mg 3~4周 DiIC18(5)-DS [1,1’-Dioctadecyl-3,3,3‘,3’-tetramethylindodicarbocyanine-5,5’-disulfonic acid] DiIC18(5)-DS 50 mg 3~4周 DiIC1(5) iodide [1,1‘,3,3,3’,3‘-Hexamethylindodicarbocyanine iodide] DiIC1(5)碘化物 100 mg 3~4周 1,1‘-Dioctadecyl-5,5’-diphenyl-3,3,3‘,3’-tetramethylindocarbocyanine chloride 1,1‘-雙十八醇酯基-5,5’-二苯基-3,3,3',3'-四甲基吲哚碳箐鹽酸鹽 5 mg 3~4周 DiO perchlorate [3,3’-Dioctadecyloxacarbocyanine perchlorate] DiO高氯酸鹽 100 mg 3~4周 DiR iodide [1,1‘-dioctadecyl-3,3,3’,3‘-tetramethylindotricarbocyanine iodide] DiR碘化物 10 mg 現(xiàn)貨 9-DiI methanesulfonate [1,1’-Dioleyl-3,3,3‘,3’-tetramethylindocarbocyanine methanesulfonate] 9-DiI 甲磺酸鹽 25 mg 3~4周 DiSC2(3) [3,3-Diethylthiacarbocyanine iodide] DiSC2(3) 25 mg 3~4周 DiSC3(5) [3,3’-Dipropylthiadicarbocyanine iodide] DiSC3(5) 100 mg 3~4周 DiI iodide [1,1‘-Dioctadecyl-3,3,3’,3‘- tetramethylindocarbocyanine iodide] DiI碘化物 100 mg 現(xiàn)貨 DiI perchlorate [1,1’-Dioctadecyl-3,3,3‘,3’-tetramethylindocarbocyanine perchlorate] DiI高氯酸鹽 100 mg 現(xiàn)貨 DiI triflate [1,1‘-Dioctadecyl-3,3,3’,3‘-tetramethylindocarbocyanine triflate] DiI三氟甲磺酸鹽 100 mg 現(xiàn)貨 Nile Red 尼羅紅 10 mg 現(xiàn)貨 R 6 [Rhodamine B, hexyl ester, perchlorate] 羅丹明B己酸酯高氯酸鹽 10 mg 3~4周 |