本发明是在西替利嗪中,配合作为稳定剂的碱性化合物形成口服制剂组合物。
The invention discloses an oral preparation composition prepared by being matched with an alkaline compound taken as a stabilizing agent in cetirizine.
由于冠醚上引入苯甲酰胺取代基,因而对苯胺类及不经衍生化的碱性化合物能特殊选择性地分离。
Excellent selectivity was obtained for the separations of polar position isomers. The benzamide substituent group on crown ether makes the stationa…
新研制的柴油安定性添加剂对抑制由非碱性化合物引起的催化裂化柴油的颜色变深和沉渣生成有较好的效果。
A new stabilization additive was studied, it has good effect to improve the color change and sediments formation of FCC diesel fuel containing non-basic nitrogen compounds.
考虑到酸性化合物和碱性化合物之间可能的相互作用,进行回收率实验时三个标准品被分别加入样品溶液中,并且将体积扩大了一倍。
Considering interaction between acidic and alkaline compounds, three standard markers were added respectively and the volume of sample solution was doubled in recovery experiments.
在环境监测方面如测定土壤、植物中农药残留量、多环芳烃等致癌物以及在生化药品制备及检测方面,尤其是在强碱性化合物测定上具有极大的优势。
In prospect of future, the packing materials will be a power tool in detection of pesticide residues in soil and plants, poly-aromatic hydrocarbons in environment as well as pharmaceutics industry.
而如今,根据加州大学河滨分校的研究人员称,他们已经成功制造出了能像碱性物质般作用的酸性化合物。
Until now, according to researchers at the University of California-Riverside, who have successfully made acidic compounds act like bases.
本文基于维生素K_3(亚硫酸氢钠甲萘醌)或甲萘醌在碱性介质中与氨基硫脲生成紫色化合物的反应。
The method was based on the reaction of the vitamin K_3 (menadione sodium bisulfite) or menadione with thiosemicarbazide to form an violet compound in alkaline medium.
提出了采用高效液相色谱技术分离模拟乙烯砜型染料-纤维化合物及其碱性水解产物的方法。
This paper described the method of separation of model vinyl sulfone dyecellulose compounds and their products of alkaline hydrolysis by high performance liquid chromatography (HPLC).
本文还用此观点讨论了一些单质和化合物的酸碱性质。
The acidic-basic properties of simple substances and compounds are discussed from this viewpoint.
本发明涉及质子泵抑制剂的碱性盐和包含这些化合物的药物。
The invention relates to alkaline salts of proton pump inhibitors and to medicaments comprising these compounds.
作为一种憎水性极强的非离子型有机化合物,邻二氯苯在酸性或碱性条件下的吸附量显著增加,吸附取决于分配作用。
Being one of nonionic organic compounds with strong hydrophobicity, o-DCB adsorbed in soils intensified at acidic or alkaline conditions, indicating the partitioning effect played a key role.
本发明以大环化合物修饰的石墨烯作为催化剂,应用于电池的酸性、中性和碱性条件下氧还原的催化。
The grapheme modified by a macrocyclic compound is used as the catalyst and is used for catalyzing the oxygen reduction of batteries under acidic, neutral and alkaline conditions.
主要从有机化合物的结构出发,分析和判断了电子效应、杂化方式及空间效应等因素对有机分子酸碱性的影响。
From structure of organic compounds, this paper analyses and discusses impact of acids basing activity of organic molecules about electronic effect, hybrid method and steric effect.
富锌松花皮蛋是采用新型配方,利用锌的化合物和香椿组合取代氧化铅,实行无铅加工。同时采用水溶性碱性纤维膜取代黄泥包裹。
The zinc-rich Thousand-year-egg is made with a new lead-free formula, that is the zinc compound and toon instead of lead oxide, water soluble alkaline fibrous membrane instead of mud wrap.
研究三氯化钛存在下邻硝基苯胺与1,2 -二酮在碱性介质中一锅反应,快速方便、高收率地合成了一系列取代喹喔啉化合物。
In this paper, the one-pot reaction of aqueous titanium trichloride with o-nitroaniline and 1, 2-diketone compounds in basic media was studied.
家用电池贡献的都市固体废物流的许多潜在危险的化合物,包括锌,铅,镍,碱性电池,锰,镉,银,和汞。
Household batteries contribute many potentially hazardous compounds to the municipal solid waste stream, including zinc, lead, nickel, alkalines, manganese, cadmium, silver, and mercury.
生物碱是广泛存在于自然界天然植物中的碱性含氮有机化合物。
Alkaloids are alkaline nitrogenous organic compounds, which are widely existed in the natural plant.
采用固定床微反活性实验装置,以甲苯、十六烷、四氢萘为溶剂,研究了碱性含氮化合物喹啉的催化裂化转化规律。
Quinoline catalytic cracking was studied on a fixed-bed microactivity test unit by using toluene, cetane, and tetralin as solvent.
采用固定床微反活性实验装置,以甲苯、十六烷、四氢萘为溶剂,研究了非碱性含氮化合物吲哚的催化裂化转化规律。
Indole catalytic cracking was performed on a fixed-bed microactivity test unit by using toluene, cetane, and tetralin as solvents.
对于有机化合物的酸碱度问题,作者从共振论的观点出发,应用共振稳定作用原理,对某些有机物的酸碱性进行了分析和判断。
It applied principle of Resonance Stabilization action to carry out new explanation and analysis in acids bases activity of organic compounds.
结果表明:四氯化钛对总氮的脱除率为80%左右,碱氮的脱除率可达90%以上; 二氯化铜对碱性含氮化合物的络合具有较高的选择性;
The results show that the removal of nitrogen compounds by TiCl 4 complexing is about 80%, and 90% for that of basic nitrogen compounds.
结果表明:四氯化钛对总氮的脱除率为80%左右,碱氮的脱除率可达90%以上; 二氯化铜对碱性含氮化合物的络合具有较高的选择性;
The results show that the removal of nitrogen compounds by TiCl 4 complexing is about 80%, and 90% for that of basic nitrogen compounds.
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