查询词典 carbonate acid

The technology uses row materials of o aminobenzoic sulfonic acid, cyanuric fluorine, sodium carbonate etc. and the process contains diazotization, coupling, condensation, salting out, dring etc.

此项技术是以邻氨基苯磺酸、三聚氟氢、碳酸钠等为原料，经过重氮化、偶合、缩合、盐析、干燥等工艺过程，生产出新型活性染料。

In the fifth chapter, six compounds formed between nitrogen-containing ligands such as 2, 2'-bipyridyl, isonicotinamide and 1, 4, 8, 11-tetraazacyclotetradecane and the solution cadmium sulfonates such as 1, 5-naphthalenedisulfonate, 2, 6-naphthalenedisulfonate, 4, 4'-bipenyldisulfonate and 4, 4'-penyletherdisulfonate have been synthesized and structurally characterized. Besides, another compound has been synthesized with cadmium carbonate reacting with 1, 5-naphthalenedisulfonate acid.

第五章以2，2'-联吡啶、异烟酰胺和1，4，8，11-四氮杂环十四癸烷与含有Cd〓和1，5-萘二磺酸根离子、2，6-萘二磺酸根离子、4，4'-联苯二磺酸根离子和4，4'-苯醚二磺酸根离子的水溶液反应，合成了六个化合物，另外以1，5-萘二磺酸与碳酸镉反应合成出一个化合物。

Calcareousness stone mainly content is calcium carbonate, this kind of stone is sensitive to acid detergent, limestone mainly include marble , limestone and onyx.

石灰质石材的主要成分是碳酸钙。这种石材对酸性清洁产品很敏感，与硅酸类石材相比要更经常更换清洁用品。

It was conducted that the effect of ammonium nitrate (NH4NO3), ammonium acid carbonate (NH4HCO3) and urea[CO (NH2) 2] of different rate of fertilizer application on nitrate and nitrite in carrot (Daucus carota L.).

中文摘要：本文研究了硝酸铵、碳酸氢铰和尿素三种氮肥在不同施肥量下对胡萝卜(Daucus carota L。)硝酸盐和亚硝酸盐含量的影响。

A new technology process of sodium diacetate production with glacial acetic acid and sodium carbonate in one reactor.

研究了以冰醋酸和碳酸钠一步合成双乙酸钠的工艺和反应设备，使双乙酸钠生产工艺更为简单合理，经济易行，而且产率达 97%以

A new method for preparing sodium diacetate by one step reaction based on acetic acid and sodium carbonate was studied.

介绍了以醋酸和纯碱为原料，不加任何溶剂，采用一步法合成新型防腐剂双乙酸钠的新工艺，确定了最佳工艺条件：n：n为(4.0～4.2)：1；反应温度60～70℃；反应时间120～180min；醋酸加料时间40～60min，所得产品质量合格，收率可达96％以上。

A new aroma compound,furfuryl thiopropionate was synthesized using furfuryl thioalcohol and propionyl chloride as raw materials,with calcium oxide and sodium carbonate as acid-capturer.

以糠硫醇和丙酰氯为原料，用氧化钙和碳酸钠为复合缚酸剂，合成了香料硫代丙酸糠酯，并用IR、元素分析等进行了表征。

The results from laboratory research indicated that the max rate of dry leaching is 4%;The rate of wet leaching of vitriol is higher than hydrochloric acid, when the concentration of vitriol is 40%, measuring Ratio of Solid to Liquid of serpentine and vitriol is 4:1.,and joined helper leaching agent: HF (The amount put in is 1.2%-1.5% of the 40% vitriol), the rate of leaching of magnesia could over 98%. After using ammonia to trash extraction, basic magnesium carbonate is acquired by ammonium hydrocarbonate.

经过实验室研究，干法氧化镁的浸出率未超过4％；湿法硫酸的浸出率高于盐酸，在硫酸浓度为40％，硫酸与蛇纹石的液固比为4：1时，加入助浸剂HF(加入量为40％硫酸质量的1.2％-1.5％)后氧化镁的浸出率为98％以上。

A salt or ester of hypochlorous acid.To change into a carbonate.may I take your beverage order ?

茶饮料将在中国掀起第三次饮料浪潮，与碳酸饮料争夺饮料市场的霸主宝座。

Keywords: methyl carbamate, isocyanic acid ester, polyurethane, green chemical technology, dimethyl carbonate

中文关键词：氨基甲酸甲酯；异氰酸酯；聚氨酯；绿色化工；碳酸二甲酯

But we don't care about Battlegrounds.

但我们并不在乎沙场中的显露。

Ah! don't mention it, the butcher's shop is a horror.

啊！不用提了。提到肉，真是糟透了。