初步确定了用电位滴定法测定显影液中溴离子浓度的操作规程与数据处理方法。
The operating regulations and data processing methods of the electrictitration analysis were made certain elementarily for analyzing concentration of bromonium ion in developer.
溴离子在石墨电极上氧化的电流效率一般在80%以上,最高可达88.5%。
The current efficiency of the Br - oxidation on graphite electrodes is normally over 80% with the highest being 88. 5%.
在酸性溶液中,使用旋转圆盘电极,研究了溴离子电极氧化反应的动力学特性。
Kinetic experiments of Br - oxidation on a rotating disk platinum electrode in acid solution were carried out.
考察了溴离子浓度、载体浓度,接收相组成等因素对溴离子在液膜中迁移作用的影响。
The migration behaviour of bromine ion is influenced by the concentrations of bromine ion, carrier and the receive phase etc.
坡度对于阻力系数影响较小,且阻力系数在小于0.5时对于泥沙流失和溴离子流失影响较大。
The slope had less effect on resistance coefficient. There was more effect on the soil erosion and Br - when resistance coefficient is less than 0.5.
氯离子在高于溴离子1200倍时仍不影响测定,碘离子可在温和氧化的条件下预先通氮气除去。
Chlorine ion did not interfere at up to 1200 fold excess. Iodine ion could be eliminated before the assay by bubbling nitrogen through the solution under mild oxidizing conditions.
径流中养分浓度水溶性磷、钾离子和溴离子在开始产流几分钟内,径流浓度很高,随后迅速衰减。
Water-soluble nutrient concentrations in runoff of phosphorus, potassium and bromine ions in the beginning minutes of runoff, runoff in high concentrations, followed by rapid decay.
实验结果表明,该离子交换纤维对溴离子具有交换速度快、交换量大、再生处理便利和重现性好等优点。
The results show that the fiber has features of fast and larger bromine ion exchange capacity and easy regeneration.
研究表明,各环境因子对不锈钢稳态孔蚀及亚稳态孔蚀特征参数都有一定的影响,其中溴离子浓度和综合环境因子的影响作用比较显著。
The environmental factors influenced the behavior of metastable pitting and stable pitting, of which the concentration of Br- and the general environmental factor had the remarkable effect.
研究表明,当原水中含有溴离子时,经氯化消毒、氯胺消毒或臭氧消毒后会增加溴代消毒副产物的形成,并且溴代副产物具有更高的遗传毒性。
Bromide by-products would increase after disinfection by chlorination, chloramination and ozone if containing bromine ions in raw water, and they have a higher genetic toxicity.
溴、氯阳离子化合物的数量受局限。
The number of cationic bromine and chlorine compounds is restricted.
同时,我们还以电导法和稳态荧光法研究了多巴胺与阳离子表面活性剂十六烷基三甲基溴化铵(CTAB)胶束体系的相互作用。
We also studied the interaction between dopamine and the cationic surfactant sodium dodecyl sulfate (CTAB) by the methods of conductivity and the steady state fluorescence.
在阳离子表面活性剂——十六烷基三甲基溴化铵(CTMAB)的存在下,用比浊法对铝箔蚀腐液中微量硫酸根离子进行测定。
Traces of sulfate ions in etching solution for aluminum foil have been determined by turbidimetry in presence of cation surface activator-hexadecyl trimethyl ammonium bromide (CTMAB).
锂离子电池、液流电池、钠硫电池、铅酸蓄电池、铅碳电池、锌溴电池等化学储能产品。
Lithium ion battery, flow cell, sodium sulfur battery, lead acid battery, lead carbon battery, zinc bromine battery and other chemical energy storage products.
本文用苦味酸溴代十六烷基吡啶离子对作为电活性物质,以邻苯二甲酸二辛酯为增塑剂,研制成以PVC为基质膜的苦味酸离子选择电极。
In the paper, a PVC membrane picric acid anion selective electrode is developed using Bromhexadecyl pyridine picrate ion pair as the active component and dioctyl phthalate as the plasticizer.
归纳了以废旧聚苯乙烯为原料溴化作阻燃剂,磺化用作离子交换树脂,制备乳胶漆,建筑用胶粘剂,裂解成燃料油等回收利用情况。
The reclamation of waste polystyrene is summarized, The use as fire retardant, ion exchange resin, latex paint, building adhesion agent, and pyrolysis fuel oil are introduced in detail.
当采用溴代十六烷基吡啶滴定法时,只有在阴离子度大于30%时才可以准确测出样品的阴离子度。
The exact results are obtained when the anion degree of polyacrylamide is bigger than 30% by the titration of cetyl pyridine bromide.
制备了一种新型的溴化试剂——载溴阴离子交换树脂。
所用滴定剂为十六烷基三甲基溴化铵,指示电极为氟硼酸根离子选择电极。
Cetyltrimethylammonium bromide is used as a titrant and a fluoroborate ion-selective electrode as an indicator electrode.
样品的四丁基溴化铵和二氯甲烷离子对萃取方法与反相离子对色谱分离联用,为水体中芳香族磺酸盐的检测提供了可靠的监测手段。
The combination of ion-pair extraction technology with reversed-phase ion-pair chromatography method provide a effective inspection measure for the sulfonates in water.
研究十六烷基三甲基溴化铵(CTAB)对DNA分子热稳定性的影响对于认识阳离子表面活性剂与DNA二者之间的相互作用具有重要的意义。
Investigating the effects of cetyltrimethylammonium bromide (CTAB) on the thermal stability of DNA is of importance in understanding interactions between cationic surfactants and DNA.
在DMF-四乙基溴化铵(TEAB)质子惰性介质中,马蔺子素连续两步单电子还原生成相应氢醌阴离子,无中间体半醌自由基的化学反应发生。
In DMF tetraethyl ammonium bromide(TEAB) media, the reduction of irisquinone was two successive single electron processes without the chemical reaction of the free radical semiquinone.
研究了在非离子表面活性剂OP存在下,钛与二溴苯基萤光酮(DBPF)和溴代十六烷基吡啶(CPB)形成三元络合物的析相显色反应。
The optimum conditions of the phase separation coloring reaction of titanium with DBPF and CPB in the presence of nonionic surface_active agentOPwas studied.
研究了硫酸铵-溴化四丁基铵(TBAB)-水体系萃取分离铅的行为及其与常见离子的分离条件。
The extraction separation behaviour of lead with(NH4)2SO4-tetrabutylammonium bromide(TBAB)-H2O system and the conditions for the separation of lead with other metal ions are studied.
实验研究了溴代十二烷的异相催化合成(反应是以十二醇和氢溴酸为原料,在预处理后的717阴离子交换树脂催化剂作用下进行的)。
The heterogeneous catalytic synthesis of 1 bromododecane from ROH and HBr is studied . The experiment is carried out with 717 anion exchange resin as catalyst .
在锂离子电池电解液中添加4-溴苯甲醚(简称4BA)可提高锂离子电池的过充保护能力。
In order to improve the ability of overcharge protection, 4BA was added as a novel electropolymerizable additive to the electrolyte of lithium-ion batteries.
研究了硝酸钠存在下,溴化十六烷基吡啶-溴化钾体系浮选分离铂的行为及与一些金属离子分离的条件。
The floatation separation behavior of Pt(IV) by KBr-Cetylpyridinium bromide System in the presence of NaNO3 and the conditions for the separation of Pt(IV) from other metal ions were studied.
采用溴甲酚紫-十六烷基二甲基苄基溴化铵法测定洗涤剂工业的生产废水或生活污水中阴离子表面活性剂的含量。
Bromcresol burple - hexadecyldimethyl benzyl ammonium bromide spectrophotometry was used in the determination of anion surface active agent in wastewater from lotion industry or sewage.
在由离子膜分隔的电解槽中电解溴化钠溶液,所产生的含溴阳极液和碱性阴极液,分别是由全氟丙烯合成全氟环氧丙烷的环氧化剂和皂化剂。
A divided flow cell is used for electrolysis of NaBr aqueous solution. The anolyte containing Br 2 and catholyte containing NaOH are produced simultaneously and in turn to epoxide HFP to HFPO.
亚硫酸根离子可把溴由棕色变成无色。
Sulphite SO 3 can turn bromine water from brown to colorless.
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