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- amino labeling reagent 氨基标记试剂
- A novel fluorescence and ultraviolet labelling reagent, 2 (9 carbazole) ethyl chloroformate, has been utilized as pre column derivatization reagent for 15 aliphatic alcohols. 采用新型的紫外、荧光衍生试剂咔唑9乙基氯甲酸酯,对15种脂肪醇柱前衍生的反应条件,包括反应温度、催化剂的选择、衍生化时间等,进行了考察。
- Derivatization of FLX and NFLX with NBD-COC1 and DBD-COC1.As the fluorescent labeling reagents, NBD-COC1 and DBD-COC1, both of which has an acyl halide group, were selected to derivatize the amines. NBD-COC1的氟西汀和去甲氟西汀衍生物(NBD-FLX和NBD-NFLX)的最大荧光激发和发射波长分别为478±2nm和537±2nm,DBD-COC1的氟西汀和去甲氟西汀衍生物(DBD-FLX和DBD-NFLX)的最大荧光激发和发射波长分别为454±2nm和562±2nm。
- He attached a label to his baggage. 他往行李上贴了一个标签。
- His work is difficult to label accurately. 他的工作很难准确归类。
- Attach the label to your luggage. 把标签贴(系)在你的行李上。
- He'll attach the label to your luggage. 他会把标签系在你的行李上。
- There is a label on the inside of the box. 盒子内侧有个标签。
- Someone has sticked a label on the crate. 有人在板条箱上贴了标签。
- An indelible pen for labeling clothing. 一种为衣物作标签用的其笔迹很难去掉的笔
- isotope labeling reagent [化] 同位素标记试剂
- The reagent possesses specificity for water. 这种试剂对水有特殊的作用。
- The mutant DNA miscoded a single amino acid. 突变体脱氧核糖核酸误编了一个氨基酸密码。
- L-Methyl glyoxylate is an important chiral reagent. 二羟乙酸L-薄荷酯是一种重要的手性试剂。
- This chemical is an amino acid called L-theanine. 这种化学物质是一种叫做L-茶氨酸的氨基酸。
- This reagent attacks feldspars and dark minerals. 这种反应物质侵蚀长石和音色矿物。
- He has been given a label of "playboy" by his friends. 他的朋友给他起了一个“花花公子”的绰号。
- The nonessential amino acids were markedly reduced. 非必须氨基酸明显减少。
- Tom has been given the label of "playboy" by his friends. 汤姆被他的朋友们称为"花花公子"。
- Luoyang Tiancheng Chemical Reagent Co., Ltd. 洛阳天骋化学试剂有限公司。