pH indicator
英 [ˌpiː ˈeɪtʃ ˈɪndɪkeɪtə(r)]
美 [ˌpiː ˈeɪtʃ ˈɪndɪkeɪtər]
网络 酸碱指示剂; pH值指示剂; 氢离子; pH指示剂
双语例句
- Tianda Company manufactures primarily pH indicator and conductivity meter, and gained the manufacture permit several years ago, with excellent quality and is worthy of trust.
本公司主要生产酸度计、电导率仪等计量仪器，取得了生产许可证多年，产品卓越、信誉可靠。 - Available acidity is analyzed by pH indicator paper, standard colorimetry or acidimeter;
有机酸可采用比色法、纸上层析和气相色谱进行分析。 - It uses distilled water and alcohol to refine water soluble acid and alkali of sample and then test the extractive with PH indicator.
用蒸馏水或乙醇水溶液抽提试样中的水溶性酸或碱，然后用酸度计或指示剂对抽提物进行测定。 - PH Variation as Indicator for the Reaction between Arsenite and Absorbents
几种吸附剂吸附亚砷酸根离子过程中pH值的动态变化 - Method The conditions of temperature, duration, pH and the ratio of enzyme to substrate were compared by using the absorbance of amino acids in enzymolysis liquid as indicator.
方法以光密度法测定酶解液氨基酸为指标，对酶解温度、时间、pH和酶底比进行比较，用正交试验设计法筛选酶解最佳工艺条件。 - Thus, the effluent pH value can be an indicator for the type and the degree of biochemical reaction in rapid biological filter.
可以通过生物快滤池进出水pH值的变化情况来判断滤池内生化反应类型和COD或氨氮指标的去除效果。 - The paper studied sulphate resistance of concrete by drying-wetting in differ PH indicator salt solution and in water.
本文采用水中干湿循环、两种不同浓度的硫酸盐溶液中干湿循环的实验方法来研究混凝土抗硫酸盐侵蚀性。 - Experiment of measuring the reaction capability of light benzene with the PH method instead of the indicator method
pH法代替指示剂法测量轻苯反应性的实验 - Assay of atropine sulfate by the pH indicator absorbance ratio method
pH指示剂吸收值比值法测定硫酸阿托品 - Determination of LAEVODOPA by the method of pH indicator absorbance ratio
pH指示剂吸收度比值法测定左旋多巴 - Determination of Penciclovir Sodium by pH-Indicator Absorbance Ratio Method
pH指示剂吸光度比法测定喷昔洛韦钠原料药含量 - Fibre-optic pH Probe Based on the Use of an Immobilised Colorimetric Indicator
一种使用固定比色指示剂的光纤pH传感器 - In this paper two principal environmental factors ( the pH value and biological indicator), which are the keys in indicating water quality, are proposed; and the general principles and protocols of controlling water quality are discussed preliminarily.
本文总结出两种简便的水质检测指标：pH值和水质指示生物，并对水质控制的一般原理及方法进行了初步的探讨。 - A method for fast determining pH value of fabric is introduced in this paper, including the preparation of universal indicator, operating sequence and pH value recording, the results are compared with those of extracting method.
介绍了织物pH值的快速测定方法，包括广泛指示剂的配制、测定方法的操作及pH值记录方法，并与萃取法进行了比较。 - The pH indicator absorbance ratio method was applied satisfactorily to the quantitative determination of metronidazole. The RSD was within 0.2%.
以0.1%桔黄Ⅳ为指示剂，采用pH指示剂吸收度比值法测定甲硝唑的含量，RSD小于0.2%，结果满意。 - Conclusion It is a practical method to determine content of Barbital Sodium by PH Indicator Absorptance Method.
结论PH指示剂吸收度比值测定巴比妥钠的含量是一种切实可行的方法。 - It was found that pH monitoring was the best indicator for the judgement of prognosis Of respiratory failure.
pH是监测预后的最好指标。 - Progress of application of pH indicator absorbance ratio method in drug analysis
吸光度比法在国内药物分析上应用的进展 - The study shows that Cu's adsorption of cyanotic mud, the same soils produced by the different mother material, is depended on organic matter content of the soil, while the pH indicator will not effect the Cu's adsorption of this type of soil.
对于不同母质发育的相同土壤&青紫泥，研究发现，该类土壤对Cu的吸附与土壤有机质含量呈正相关，而土壤pH对该类土壤对Cu的吸附影响较小； - The free fat acid results from edible oil can react with pH indicator contained in test strip.
食用油酸败所产生的游离脂肪酸与试纸上的pH指示剂发生反应，试纸的颜色变化反映了食用油的酸价变化。 - Objective To Study the better one between PH indicator absorptance method and Ag ration method to determine content of barbital sodium.
目的为探讨PH指示剂吸收度比值法和银量法测定巴比妥钠含量的优劣。 - Fecal pH values did not exhibit a change consistent with urine pH occurring with feeding anionic salts, suggesting that fecal pH could not be used as an indicator of acid-base status of dry cows.
随阴离子盐的饲喂，动物粪便pH值与尿液pH值没有呈现一致性规律变化，表明动物粪便pH值不能替代尿液pH值作为监控动物体内酸碱环境变化的指标。 - With sodium succinate as carbon source and bromothymol blue ( BTB) as pH indicator, 20 BTB agar plate positive strains were isolated, from which four of them were identified as aerobic denitrifiers.
利用琥珀酸钠作为碳源，溴百里酚蓝（BTB）作为pH指示剂，共筛选得到20株BTB琼脂平板阳性菌。通过反硝化性能测定，复筛得到4株好氧反硝化细菌。 - Methods pH indicator absorbance ratio method was used. Absorbance values at lengths of 374 nm and 494 nm were determined.
方法采用pH指示剂吸收值比值法，在波长374nm和494nm处测定吸收度。 - The pH ammonia valley also could serve as an indicator for the termination of nitrification, while its sensitivity is interfered with the initial ammonia nitrogen concentration and nitrification time.
pH氨谷可指示硝化结束，但其灵敏性受氨氮初始浓度和硝化时间的限制。