乙酸的

The results showed that the TCA/acetone method is the most suitable protein extraction method for wheat leaves.

因此，三氯乙酸／丙酮法是提取小麦叶片蛋白的较优方法。

Objective To investigate the effect of thioglycolic acid on oocyte maturation process in vitro in mice and Xenopus.

目的 探索巯基乙酸对非洲蟾蜍和小鼠卵母细胞体外成熟的影响。

According to previous research work, the sulfoacetic acid disodium salt was synthesized by a nucleophilic substitution reaction in this paper.

本论文在总结前人研究工作的基础上，采用亲核取代反应合成了磺酸乙酸钠。

The carboxymethyl soybean polysaccharides had been synthesized and the mechanical strength, solubility, bacteriostasis of algin, algin carboxymethyl soybean polysaccharides alloy membrane had been studied.

用氯乙酸作为羧甲基化试剂合成了羧甲基大豆多糖；测定了羧甲基大豆多糖、褐藻胶、褐藻胶-羧甲基大豆多糖合金膜的机械强度、溶解性；并对其肠溶性、抑菌性也作了探讨。

Aloin is unstable when dissolved in methanol, acetyl acetate was appropriate for use as the solvent in standard solution.

芦荟苷在甲醇溶剂中不稳定，甲醇不适宜做芦荟苷标准样的溶剂，宜改用乙酸乙酯。

Through the experiments and result analysis,this paper discusses the factors influencing the catalytic synthesis of isoamyl acetate with the crystal aluminum chloride as the catalyst.

通过实验及结果分析，讨论了影响结晶三氯化铝催化合成乙酸异戊酯反应的因素。

Methods The plasma was alkalified by ammonium hydroxide, and fluconazole was extracted by acetic ether; and methyl parahydroxybenzoate was used as internal standard.

以对羟基苯甲酸甲酯为内标，血浆用氨水碱化后，用乙酸乙酯提取，测定血浆中氟康唑的浓度。

The activation energy of the reaction with solid super acidic catalyst is obviously lower than that of the reaction without catalyst, Sugesting that S2O8(superscript 2-)/TiO2-Al2O3 is the the effective catalyst of the synthesis of amyl acetate.

固体超强酸S2O82-/TiO2-Al2O3使反应活化能明显降低，是乙酸异戊酯合成的有效催化剂。

The preparation of anisaldehyde by ozonolysis reaction from anethole was studied.

以茴香脑为原料，乙酸和环己烷的混合物做溶剂，臭氧化法制备茴香醛。

The yield of the 3, 4-dihydropyrimidine-2(1H)-one was up to 95.4% under mole ratio of anisaldehyde, methyl acetoactate and urea is 1:2:5, ion-exchange membrane is 3 g, ethyl alcohol as solvent and refluxing for 2 h.

当对羟基苯甲醛、乙酰乙酸甲酯与脲的摩尔比为1：2：5，乙醇作溶剂，3 g离子交换膜，回流2 h，产物收率达95.4%。

Singer Leona Lewis and former Led Zeppelin guitarist Jimmy Page emerged as the bus transformed into a grass-covered carnival float, and the pair combined for a rendition of "Whole Lotta Love".

歌手leona刘易斯和前率领的飞艇的吉他手吉米页出现巴士转化为基层所涵盖的嘉年华花车，和一双合并为一移交&整个lotta爱&。

This is Kate, and that's Erin.

这是凯特，那个是爱朗。