乙酸的

Results showed that the optimum condition in carboxy methylation were: 15 percent sodium hydroxide , 20 % chloroacelic acid, alkalified 35℃, etherification 50℃, etherification time 120 min.

甜菜膳食纤维羧甲基化改性的最佳条件：15％氢氧化钠、20％一氯乙酸、35℃碱化温度、50℃醚化温度、2.0h醚化时间。

Objective To observe the effects of coumarins from Radix Angelicas Dahurica on 5-hydroxytryptamine (5-HT),5-OH-indoleacetic acid(5-HIAA) and dopamine contents in the brain tissues of mice with inflammatory pain.

目的观察白芷香豆素对炎性疼痛小鼠脑组织中5-羟色胺(5-HT)、5-吲哚乙酸(5-HIAA)及多巴胺含量的影响。

Citrate synthase plays a key role in regulating TCA cycle and is responsible for catalysing the synthesis of citrate from oxaloacetate and acetyl CoA.

柠檬酸合成酶在TCA循环中起着关键的调节作用，它催化乙酰辅酶A与草酰乙酸缩合成柠檬酸。

Methods Fresh adult bovine tendon was dissolved with acetic acid and enzyme-digestion for type Ⅰ collagen. Then they were dialysed and purified for refined liquid collagen, which was cross-linked with glutaraldehyde.

取新鲜成年牛跟腱，用乙酸溶解－酶消化法提取Ⅰ型胶原，并进行盐析、透析、纯化得到精制的液态胶原，用戊二醛进行交联。

The present paper developed a new method in which extract analytes from seafood product s by DI water followed by precipitating proteins from extraction by trifluoroacetic acid and analyse polyphosphates in pre- pared extraction by suppressed conductivity ion chromatography whose gradient eluents were obtained by Eluent Generator.

本文建立了一种采用去离子水提取，三氟乙酸作为蛋白沉淀剂对海产品样品进行前处理，采用淋洗液自动发生装置在残产生 KOH 进行梯度淋洗，抑制型电导离子色谱法，检测海产品样品中多聚磷酸盐的方法。

The present paper developed a new method in which extract analytes from seafood product s by DI water followed by precipitating proteins from extraction by trifluomacetic acid and analyse polyphosphates in pre- pared extraction by suppressed conductivity ion chromatography whose gradient eluents were obtained by Eluent Generator.

本文建立了一种采用去离子水提取，三氟乙酸作为蛋白沉淀剂对海产品样品进行前处理，采用淋洗液自动发生装置在线产生KOH进行梯度淋洗，抑制型电导离子色谱法，检测海产品样品中多聚磷酸盐的方法。

The herbicides in the sample was extracted with ethyl acetate. The extract was decanted into a flask through a filter paper, then the filtered solution was concentrated to dry. The dry sample was dissolved and added to 5 mL with acetone-n-hexane (30:70, V/V). It was cleaned up by Florisil, concentrated again. The sample was dissolved and adjusted to 1mL with acetone.

匀浆后的草莓试样用乙酸乙酯进行提取，提取液经滤纸过滤后收集，再浓缩蒸干，用丙酮：正己烷(30：70， V/V)溶液溶解至5ml，经Florisil固相萃取柱净化，吹干后用丙酮定容，供气相色谱－质谱联用仪进行测定。

So it's necessary for us to research countermeasure and improve the progress of glycollic acid .

羟基乙酸是一种重要的精细化工中间体，广泛用于化学清洗、日用化工、生物降解新材料及杀菌剂等领域。

Copper ion was assembled onto DL-cysteine membrane that was directly assembled on the gold surface via Au-S bond, and then NAA was assembled onto the Cu/Cys/Au via coordinate function between NAA and Cu~(2+).

2利用过渡金属铜离子的桥联作用将萘胺乙酸作为桥联配体间接组装于单层膜Cys/Au上，构建另一类自组装多层膜体系NAA/Cu/Cys/Au。

With this aim, two different haptens mono- O -3-carboxypropyl- diethylstilbestrol and mono- O -carboxymethyldiethylstilbestrol with carboxylic group that preserve the molecular structure character of diethylstilbestrol were synthesized. The haptens were conjugated with the carrier proteins bovine serum albumin by mixed-anhydride method for immunogen and conjugated with ovalbumin by active ester method for coating antigen.

首先，两种保留己烯雌酚特征结构并具有活性基团的半抗原正丁酸己烯雌酚单醚、乙酸己烯雌酚单醚被合成；然后采用混合酸酐法将半抗原与BSA偶联制备成免疫原，采用活性酯法将办抗原与OVA偶联制备了包被原。

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。