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- Method for chemical analysis of tin-base bearing alloy - Part 2: Potassium bromate method for the determination of antimony content 锡基轴承合金化学分析方法。第2部分:溴酸钾滴定方法测定锑量
- potassium bromate method 溴酸钾滴定法
- The analysis using potassium bromate redox titration method brings the advantage of uncomplicated equipment which made the operation easy and practical. 镀液中锑含量的分析采用溴酸钾氧化还原滴定法,具有操作简单,不需要复杂仪器的优点,具有较强的实用性;
- The method was based on the inhibition effect of iodine on the nitrite catalyzed oxidation of cresol red by potassium bromate catalyzed by nitrite in dolute sulfuric acid medium. 研究了在稀硫酸介质中,痕量碘离子对亚硝酸根催化溴酸钾氧化甲酚红的阻抑作用,建立了测定痕量碘离子的阻抑动力学光度分析的新方法。
- Based on the catalytic effect of trace tin on discoloring reaction of neutral red oxidized by potassium bromate in 0.036 mol/L sulphuric acid solution,a method for the determination of trace tin by kinetic spectrophotometry has been developed. 基于0 036mol/L的H2SO4介质中,痕量锡对溴酸钾氧化中性红的褪色反应有良好的催化作用,建立了测定痕量锡的催化动力学光度法。
- Based on the catalytic effect of thiocyanate on the oxidation of alizarine red by potassium bromate,a new catalytic spectrophotometric method for the determination of trace thiocyanate was developed. 在磷酸介质中，硫氰酸根对溴酸钾氧化茜素红的褪色反应具有较强的催化作用，据此建立了催化光度法测定痕量硫氰酸根的新方法。
- Based on the catalytic effects of trace formaldehyde on the reaction between potassium bromate and oxidized azur A,a new catalytic spectrophotometric method has been developed in this paper. 基于在一定温度和硫酸介质中,痕量甲醛对溴酸钾氧化天青A有较强的催化作用,建立了测定痕量甲醛的新的催化光度法。
- A new method of bromination for deactivated aromatics with the potassium bromate and Phosphoric acid system has been reported in the article. Some yield affecting factors have also been discussed. 探讨了用溴酸钾-磷酸体系溴化苯乙酮的溴化新方法，并讨论了影响反应收率的几个因素。
- These oxidants are potassium iodate, potassium bromate, assorbic acid, azodicarbonamide, and calcium peroxide. 这类氧化剂有碘酸钾、酸钾、坏血酸、氮二甲酰胺和过氧化钙。
- Objective:To analyze the use of potassium bromate in the flour from Lanzhou market in 2006. 目的:了解兰州市2006年市售面粉中溴酸钾的使用情况,并提出建议。
- In recent years, people care much for potassium bromate and worry about its danger as a flour ingredient. 近年来,人们对溴酸钾给予极大关注,对其作为面粉处理剂的使用安全性提出了疑虑。
- These oxidants are potassium iodate,potassium bromate, assorbic acid, azodicarbonamide, and calcium peroxide. 这类氧化剂有碘酸钾、溴酸钾、抗坏血酸、偶氮二甲酰胺和过氧化钙。
- As know of human harmful,potassium bromate was forbidden to be used in bread making in many countries. 但随着科技日益发展,越来越多的证据显示溴酸钾作为品质改良剂对人体有着潜在的危害,许多国家已经禁止使用。
- Thermokinetic characteristics of the redox reaction between methylene blue solution and potassium bromate solution was studied by micro-calorimetry. 用微热量计对亚甲基蓝与溴酸根在水中的氧化还原反应进行了热动力学研究。
- It has discovered that trace dimethyl glyoxime can sensitivly catalyize the discoloration of dimethyl yelloue by potassium bromate in sulphuric acid. 研究发现，在硫酸介质中，超痕量二甲基乙二醛肟能灵敏地加速溴酸钾氧化二甲基黄褪色的指示反应。
- If the test for the free hydrazine does not comply， what will happen to the results of the assay of isoniazid by the potassium bromate titration? 当游离肼不合格时，对测定有何影响？
- A brief discussion on the feasibility of using enzymes to substitute potassium bromate for improving the quality of wheat flour was also made. 同时,对在小麦粉品质改良中以酶制剂替代溴酸钾的可行性进行了简要讨论。
- Potassium Bromate has excellent effect on improving bread quality and was widely used in wheat mill and bakery for a long history. 溴酸钾对面包品质有着明显的改良作用,在面粉厂以及面包厂都有广泛的应用历史。
- The tetrabromobisphenol A(TBA) was prepared by use of bisphenol A(BPA),sodium bromide(NaBr) and potassium bromate(KBrO3) in an acid medium,ethanol as solvent,at the presence of hydrogen peroxide. 采用双酚A(BPA)在酸性介质中,以乙醇为溶剂,与NaBr、KBrO3在过氧化氢存在的条件下发生溴代反应,生成四溴双酚A(TBA);
