查询词典 benzoic

objective to establish a method for fast determination of benzoic acid,sorbic acid,saccharin sodium in food.

目的 建立一种快速测定食品中苯甲酸、山梨酸、糖精钠的高效液相色谱法。

It was originally obtained by decarboxylation of benzoic acid.

它最先是由苯甲酸脱羧而得到的。

The results show that benzoic acid widely occurs in milkand milk products in China at the low levels.

分析结果显示，中国的牛奶及奶制品中普遍检出苯甲酸，但含量不高。

Result: The results of expended uncertainty of determination of benzoic acid in food by HPLC was 3.2%.

结果：HPLC测定食品中山梨酸的相对扩展不确定度为3.2%。

It is also shown that the solubility of solids of benzoic acid and 1-naphthalene-acetic acid increases with increase in pressure.

在相同的温度、压力下，苯甲酸的溶解度比苯乙酸大很多，理论分析认为，这是由于苯甲酸的极性较萘乙酸的强所致。

So it can be used to detect the amount of benzoic acid in milk products.

在测定范围内标准线性关系良好，可用于乳饮料和奶制品中防腐剂的检测。

Detection limit of the method for benzoic acid and sorbic acid was 0.5 mg/L.

该方法用于测定食醋样品中的苯甲酸、山梨酸，检测下限均为0.5 mg/L。

Research on the in vitro interaction between DNA and benzoic acid by spectroscopic spectra was carried out.

摘要采用紫外、荧光光谱的分析方法，研究了苯甲酸钠与小牛胸腺DNA的体外相互作用。

A method for the determination of sorbic acid and benzoic acid in meat product by gas chromatography was studied.

建立了肉制品中山梨酸和苯甲酸的气相色谱毛细管色谱柱检测方法。

A salt or ester of benzoic acid .

亚硝酸形成的盐或酯。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。