The mobile phase consisted acetonitrile - water( 1:4).

以乙腈-水（1：4）为流动相；

Mobile phase was acetonitrile - phosphate buffer (27: 73);

流动相为乙睛-磷酸盐缓冲液（27：73）；

Acetonitrile and polymer are metabolic toxin at all the time.

乙腈和聚合物始终为代谢毒素。

Acetonitrile and iso-propanol were used as the extractive solvent.

改用乙腈加异丙醇；

The SPE column was washed with water and eluted with acetonitrile.

用水淋洗、乙腈洗脱固相萃取柱。

The main by-product during the production of acrylonitrile is acetonitrile.

乙腈是丙烯氨氧化制丙烯腈的主要副产物，用途很小。

The method I am using calls for a 10 min, 20-80% acetonitrile-buffer gradient.

我正在用的方法它的梯度是10分钟内，乙腈-缓冲液从20%变到80%。

Melamine is extracted from muscle tissue with a mixture of acetonitrile and water.

三聚氰胺是通过乙腈和水的混合物将其从肌肉组织中提取出来的。

Acetonitrile was used as the solvent in the first stage of the concentration process.

以氰化甲烷作为第一阶段浓缩的溶剂。

The milled sample was soaked in water containing NaCl, then extracted with acetonitrile.

磨碎的试样加入少量氯化钠，用水浸泡，再用乙腈提取。

This article deal with a new process for high-purity acetonitrile synthesis from ethanol.

提出了一种合成高纯度乙腈的新工艺。

With the acetonitrile concentration increasing, the activity of papain reduced constantly.

随着乙腈浓度进一步升高，木瓜蛋白酶活性不断降低。

This paper mainly introduces the pilot study of the first chromatogram class acetonitrile.

本文主要介绍一级色谱纯乙腈的中试研究。

The results show that the combination of adipic acid and acetonitrile is the best catalyst.

结果表明：以己二酸和乙腈组合为催化剂的催化效果最好。

Acetonitrile continuous recovery plant is a subsidiary part of acrylonitrile production unit.

乙腈连续回收装置是与丙烯腈生产主装置相配套的。

This is especially true for manufacturers that use high conductivity acetonitrile electrolytes.

特别是那些采用高导电乙腈作为电解质的生产商的产品。

Methanol, n-propyl alcohol, acetonitrile and carbon tetrachloride were selected as "molecular probe".

选用甲醇、正丙醇、乙腈、四氯化碳作探针分子。

NH2 column was used with the mobile phase of 0.1% trifluoroacetic acid-acetonitrile by gradient elution.

采用氨基色谱柱，流动相为0.1%三氟乙酸-乙腈(梯度洗脱)。

Additionally, enthalpy and entropy both contributed to enantioseparation when mobile phase was acetonitrile.

流动相为纯乙腈时，焓和熵对对映体的拆分均有贡献。

This paper reports the synthesis of 2-heptanone in the functions of absolute potassium fluoride and acetonitrile.

报道了在无水氟化钾和乙腈作用下2 -庚酮的合成。

Moreover, fewer plate number and low perforation area lead to low acetonitrile recovery rate and treatment capacity.

塔板数和塔盘开孔率偏低，使乙腈回收率低、处理能力小。

This article introduces a new propylene-ammoxidation process that produces acrylonitrile with acetonitrile as byproduct.

介绍了一种新的丙烯氨氧化法生产丙烯腈过程副产乙腈的连续精制工艺技术。

The wheat grain samples were extracted by methanol, and then the extract was partitioned between acetonitrile and hexane.

小麦样本用甲醇提取后，用乙腈和正己烷分配。

NH2 column was used with the mobile phase of acetonitrile-water (75:25). The differential refractive index detector was used.

采用氨基键合硅胶柱，以乙腈-水(75∶25)为流动相，使用示差折光检测器。

Reactions of transition metals with acetonitrile clusters in the gas phase are studied using laser ablation-molecule beam technique.

用激光溅射-分子束技术，研究了几种过渡金属离子与乙腈团簇分子的气相化学反应。

The reaction of bis-imidazoline with 1,2-dibromoethane and potassium carbonate in acetonitrile provided monobromide salt with a yield of 78.

在乙腈溶剂中，碳酸钾存在下，双咪唑啉和1，2-二溴乙烷进行扩环反应，得到环状中间体一溴盐，产率78。

Conclusion: This method has been successfully used for the detection of residual acetonitrile and toluene as organic solvents in fluvoxamine.

结论：本方法可应用于测定马来酸氟伏沙明中有机溶剂乙腈与甲苯的残留量。

Adding 40%acetonitrile to the borate running buffer significantly improved the separation efficiency and the fluorescence detection sensitivity.

用自由区带毛细管电泳分离时，分离缓冲液中加入40%乙腈可显著提高柱效和灵敏度。

Microspheric trans aconitic acid imprinted polymers were synthesized via a precipitation polymerization with acetonitrile as dispersion solvent.

以乙腈为分散剂，采用沉淀聚合法合成了反乌头酸分子印迹聚合物微球。