冰醋酸

The effects of reaction temperature, reaction time, the quantity of glacial acetic acid, the quantity of hydrogen peroxide and the quantity of magnesium sulfate anhydrous on the results of experiment are investigated.

探讨了该工艺的可行性，分别考察了反应温度、反应时间、冰醋酸用量、过氧化氢用量以及无水硫酸镁用量对实验结果的影响。

Glacial acetic acid is a dehydrating agent and an irritant and is corrosive.

冰醋酸是个脱水代理及刺激物和腐蚀。

MethodsThe model rats with gastric ulcer were prepared by glacial acetic acid.

方法采用冰醋酸烧灼法制备大鼠胃溃疡模型。

Mobile phase was acetonitrile-1% glacial acetic acid in water.

流动相为乙腈-1%冰醋酸，柱温为35℃，流速为1.0 ml/min，检测波长为254 nm，进样量为20μl。

The vanillin-perchioric acid was used as the chromogenic agent, and glacial acetic acid was used as solvent system.

选取香草醛－高氯酸作为显色剂，冰醋酸为溶剂。

ObjectiveTo develop the determination method of total triterpenoids in vanillin glacial acetic acid system by spectrophotometry.

目的建立香草醛-冰醋酸体系分光光度法测定毛老虎中总三萜酸的方法。

By selecting the development duration (boiling time in a boiling water bath) of the glacial acetic acid colorimetry, the sensitivity of the method is improved.

通过对冰醋酸比色法显色时间的选择，提高了方法的灵敏度。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。