This article introduces examining principle and methods checking strong acid concentration with electromagnetism induction method and analyses checking experiment data and researches its stability.
介绍了用电磁感应法检测强酸浓度的测量原理与方法，并对测量实验数据进行了分析，对该方法的稳定性进行了研究。
The effects for acid hydrolysis of gelatin from the various factors including weight concentration of gelatin, reaction temperature and amount of added acid, etc. are studied by the viscosity method.
用粘度法研究了明胶浓度、反应温度和柠檬酸用量等因素对明胶酸水解反应初速率的影响；
Concentration of boric acid in bright sulfate zinc plating bath was determined referring to the same method for chloride type zinc plating bath.
将氯化物镀锌液中硼酸的测定方法用于测量光亮硫酸盐镀锌液中硼酸的含量。
CONCLUSIONS This method is sensitive with constant result and rapid for determining fenofibric acid concentration in rabbits plasma.
结论：该法操作简便，结果可靠，适用于非诺贝特酸家兔血药浓度的测定。
Objective To evaluate uncertainty for concentration of hydrochloric acid standard solution prepared and standardized with the method in Chinese Pharmacopoeia (edition 2005).
目的对按照2005年版《中国药典》方法配制和标定的盐酸标准溶液浓度进行不确定度评定。
This paper introduces the method of quantity reduction treatments for the macroporous resin adsorption eluent from the production wastewater of DSD acid by the way of evaporation concentration.
介绍了采用蒸发浓缩方式对DSD酸生产废水大孔树脂洗脱液进行减量处理的方法。
Method: The serum concentration of oral phenytoin, carbamazepine and valproic acid were determined in 26,74 and 144 epileptic patients by fluorescence polarization immunoassay, respectively.
方法：采用荧光偏振免疫法对2 6例服用苯妥英钠、74例服用卡马西平、14 4例服用丙戊酸钠的患者血药浓度监测结果及临床疗效分析、评价。
Constancy of chemical etch rate method was modified so as to reduce the influencing factors such as temperature and concentration of HF acid. The efficiency and accuracy are improved.
基于差动原理对HF酸恒定化学蚀刻速率法进行改进，以降低环境(温度、HF酸浓度等)变化对测量结果的影响，从而提高测量效率和测量准确性。
The method of ultraviolet spectrophotometer which adopt 5% trichloroacetic acid depositing plasma protein firstly, was introduced to detect plasma MMS concentration.
利用5%三氯醋酸沉淀蛋白质的紫外分光光度计法来测定各组血浆MMS含量。
The phosphor yield of domestic feed grade calcium monophosphate production processes is low, and there are a few production plants using the phosphoric acid concentration defluorination method.
国内饲料磷酸氢钙生产工艺的磷得率低，磷酸浓缩脱氟法的生产厂少。
Objective to analyze the uncertainty of concentration of hydrochloric acid volumetric solution prepared and standardized according to the method in Chinese Pharmacopoeia (editor 2005).
目的对按照2005年版《中国药典》方法配制和标定盐酸滴定液浓度进行不确定度评价。
A series of complex chemical calculations will be solved directly by using the compound logarithm concentration diagram. It is a better method to deal with acid-base equilibrium.
应用复合对数浓度图直观地解决了一系列繁琐的化学计算，是处理酸碱平衡的良好方法。
The corrosion inhibition of cinnamaldehyde on zinc in mud acid was investigated with different temperatures and different concentration of cinnamaldehyde by weight-loss method.
采用失重法研究了土酸溶液中肉桂醛在不同温度和浓度下对锌的缓蚀作用，发现肉桂醛能很好的抑制锌的腐蚀。
The nitrating agent of conventional method is high concentration nitric acid, which has disadvantages such as low nitrification ability, large waste acid yield, etc.
传统制备方法中使用的硝解剂为高浓度硝酸，它具有硝解产率低、废酸产量大等缺点。
METHODS The plasma concentration of 5-isosorbide mononitrate and salicylic acid were determined by GC and HPLC method respectively.
建立了一种用高分辨气相色谱法测定人血浆中单硝酸异山梨酯含量的方法。
METHODS The plasma concentration of 5-isosorbide mononitrate and salicylic acid were determined by GC and HPLC method respectively.
建立了一种用高分辨气相色谱法测定人血浆中单硝酸异山梨酯含量的方法。
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