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- Barium ion can catalyze the decolorization reaction of Erichrome Black T and dodecylbenzene solfonic sodium in a pH 5 of weak acid medium. Ba~(2+)能在pH5弱酸性介质中催化十二烷基苯磺酸钠(DBS)对铬黑T(EBT)的褪色反应.
- The TS reagent developed for phosphorus ore flotation , with low price and less toxicity, can separate collophanite in a weak acid medium by reverse flotation . 为磷矿石浮选所研制的TS药剂在弱酸性介质中能够反浮选胶磷矿,且价廉、无毒。
- MESNA was decomposed in an oxygen flask fulled with pure oxygen and was determined bythe determination of excess of barium by AAS after precipitating sulfate using barium chloride standardsolution in weak acid medium. 本文研究了用原子吸收间接测定麦斯钠含量的方法。 将麦斯钠置于充满纯氧的氧瓶中燃烧后,与过量的标准 Ba~(2+)反应,生成 BaSO_4沉淀,再用原子吸收法测定溶液中剩余的 Ba~(2+),间接求得麦斯钠的含量。
- In the presence of micelle of CTMAB, the fluorescence intensity of eosin-ITC in weak basic medium is even higher than that of in weak acidic medium. 当有CTMAB胶束存在时 ,Eosin NCS在弱碱性介质中荧光强度可达到甚至超过其在弱酸性介质中的荧光强度。
- The fluorescence intensity of eosin-ITC in weak acidic medium is higher obviously than that of in weak basic medium, but it is sensitive to change of pH, be careful to use. Eosin5 NCS在弱酸性介质中的荧光强度明显高于在弱碱性介质中的荧光强度 ,但荧光强度随溶液 pH的变化较敏感 ,需要小心控制。
- The interference of reductant is eliminated by indirect iodimetry in the weak acidic medium and the content of potassium iodate is determined by direct iodimetry under acidic condition. 在弱酸性介质中,利用间接碘量法消除还原物的干扰,于酸性条件下采用直接碘量法测定碘酸钾含量。
- In weak acidic medium, sodium periodate can oxidize Coomassie brilliant blue G and cause discoloring of coomassie brilliant blue G, and manganese can catalyze this oxidizing reaction. 基于弱酸性条件下高碘酸钠能氧化考马斯亮蓝G褪色,锰对此褪色反应具有显著的催化作用,由此建立了催化高碘酸钠氧化考马斯亮蓝G褪色光度法测定痕量锰的新方法。
- Protect A is resistant to various chlorides, oils, sulphur compounds, chlorine compounds and weak acidic media. 保护能抵抗各种氯化物，油，硫化合物，氯化合物和弱酸性介质。
- The flocculation of easily water - soluble dyes such as reactive brilliant red, acid anthraquinone blue and reactive brilliant blue was obtained in acidic and weak acidic media by JAZ flocculants. JAZ型絮凝剂与水溶性大的染料,如活性艳红,酸性蒽醌蓝、活性艳蓝的絮凝作用在酸性和弱酸性介质中出现。
- Keywords Silicalite 1;Zeolite molecular sieve film;Weak acid medium; 1分子筛;分子筛膜;弱酸性介质;
- Preparation and Characterization of Sililcalite 1 Zeolite Films in Weak acid Medium 弱酸性介质中Silicalite-1分子筛膜的制备与表征
- weak acid medium 弱酸介质
- Air,Compressed ari, Water, hotn water, weak acid, etc. 空气、压缩空气、水、海水、热水、弱酸等。
- Based on the strong reducibility of KBH_4 for silicomolybdic acid in the medium of weak acid,a new spectrophotometric method for the determination of silicon was developed. 基于在弱酸性介质中硼氢化钾对硅钼杂多酸具有很强的还原作用的特性,建立了以硼氢化钾为还原剂的硅钼蓝光度测定硅的新方法,并研究了相应的显色反应条件。
- The decolour reaction of HCPCF with IO?-?3 in acid medium is reported. 在酸性介质中HCPCF与IO-3反应;IO-3将HCPCF的四氮基转化为无色氧化型而使红色逐渐减褪.
- In mild acid medium, the electrode can electrocatalyze the oxidation of . 在弱酸性介质中 ,电极对亚硝酸根的氧化有电催化作用。
- The extraction of tyrosine from hydrochloric acid medium was studied. 用溶剂萃取法从盐酸介质中萃取酪氨酸。
- Counter etch A weak acid solution, e. G. Acetic acid, used to clean a plate chemically before coating. 清洗腐蚀剂化学性的版面清洗,在涂布乐膜前使用。它是一种弱酸溶液,如醋酸等。
- Counter etch: A weak acid solution ,e.g. acetic acid , used to clean a plate chemically before coating . 清洗腐蚀剂:化学性的版面清洗 ，在涂布乐膜前使用。它是一种弱酸溶液，如醋酸等。
- Thus theoretically, weakly acidic drugs( eg, aspirin) are more readily absorbed from an acid medium( stomach) than are weak bases( eg, quinidine). 因此，从理论上讲，弱酸性药物（阿司匹林）酸性介质中（腔）弱碱性药物（奎宁）易吸收。
