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- In acidic medium, the inhibition of AMT to copper is superior to BTA and TTA. 在酸性、中性、碱性介质中AMT对铜都有良好的缓蚀性能,在酸性介质中其缓蚀性能要优于BTA、TTA。
- 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。
- The corrosion behavior of austenite stainless steel weld joint in the different acidic medium was studied. 研究了奥氏体不锈钢焊接接头在不同酸性介质中的腐蚀行为。
- The results show that the new imidazoline inhibitor IMC can be applied to acidic medium and has excellent efficiency. 用电化学和失重法测试了缓蚀剂IMC在强酸性介质中的缓蚀性能。
- 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。
- The primary material was prepared in stearic acid medium or was from ultrafme TiO2 powder treated with acetic acid. 该起始性物质可在硬脂酸介质中制备,或将超细TiO-2粉体经醋酸处理。
- The results show that the notability of unitary marmatite is better-in acid medium. 结果表明,铁闪锌矿单矿物在酸性介质中有较好的上浮率;
- METHODS Promethazine hydrochloride formed PMH-TPB collosol quantitatively with sodium tetraphenylboron in an acidic medium. 方法用四苯硼钠标准溶液滴定盐酸异丙嗪溶液,采用0.;5%25聚乙烯吡咯烷酮溶液作为胶体保护剂。
- Corrosion inhibition property study of mannich alkali and its combinational system in phosphoric acid medium. Mannich碱及其复配体系在磷酸介质中的缓蚀性
- 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。
- 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(如阿司匹林)在酸性介质中(胃腔)比弱碱性药物(如奎宁)更易吸收。
- Thus theoretically, weakly acidic drugs (eg, a irin) are more readily a orbed from an acid medium (stomach) than are weak bases (eg, quinidine). 因此,从理论上讲,弱酸性药物(如阿司匹林)在酸性介质中(胃腔)比弱碱性药物(如奎宁)更易吸收。
- The kaolinite tonstein in the seam 5# is formed by acidic ash alterated in the acid medium in peat bog in tongchuan district. 铜川矿区5%23煤层中的高岭石泥岩夹矸是由酸性火山灰在近地表的成煤条件下经酸性水淋滤、蚀变而成的。
- By direct reduction of manganese oxide with phenylamine, silver-manganese associated ore is treated to separate silver from manganese in acidic medium. 在酸性介质中,应用苯胺直接还原氧化锰工艺处理银锰共生氧化锰矿,使银锰分离。
- Titration curve shows that this kind of IEF is alkalescent anion exchanger, effective ion-exchanging reactions can only occur in acidic medium (pH<7). pH滴定曲线实验结果表明,该离子交换纤维为弱碱性阴离子交换剂,适用于酸性环境,即当pH<7时离子交换反应可有效进行。
- It is found that serum albumin can react sensitively with sulfochlorophenol S in acid medium and at room temperature. 首次用光度法研究氯磺酚S与牛血清白蛋白反应前后的吸收光谱及其反应机理。
- It is found that in a strong acid medium all these reagents give colour reactions with germanium ions and CTMAB, the most sensitive ones are salicyl-and o-nitrophenyl-fluorone. 发现水杨基萤光酮及邻硝基苯基萤光酮在强酸性介质中可以和溴化十六烷基三甲基铵形成高灵敏的胶束三元配合物.
- It was based on the reaction of API with nitrite in acidic medium to form diazo salt and further in alkaline medium to form hydroxydiazene with higher fluorescence intensity. API在酸性介质中与亚硝酸根生成重氮盐化合物,进一步在碱性介质中生成相应的羟基二氮烯,使荧光强度明显增强。 基于该反应,提出了一种操作简便、灵敏度高、选择性好的亚硝酸根荧光测定方法。