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- Sulfuric acid is main catalyst for the synthesis of carboxylic acid esters. 羧酸酯的合成主要用硫酸作催化剂，但这种催化剂有许多缺点。
- Dextran Sulfuric Acid Ester Sodium Salt 糖酐酯, 右旋糖酐硫酸酯钠, 右旋糖酐硫酸酯[降胆固醇药]
- sulfuric acid ester 硫酸酯
- Most sulfuric acid is made by the contact process. 大多数的硫酸是用接触法制造的。
- Butyl lactate was synthesized by the ester exchange reaction of D,L-lactide and n-butanol under the catalysis of sulfuric acid. 研究了D,L-丙交酯在浓硫酸催化作用下与正丁醇进行酯交换反应合成乳酸丁酯的条件。
- A novel sulphonate oil-displacement surfactant was made in laboratory using ester and fuming sulfuric acid and by hydrolysis and neutralization technologies. 用发烟浓硫酸对油酯进行磺化，水解、中和后制成了磺酸盐驱油剂。
- The synthetic processes of phthalic anhydride diglycol ester using sulfuric acid and methyl benzene sulfonic acid as catalysts,respectively,were investigated. 讨论了邻苯二甲酸酐一缩二乙二醇酯的合成工艺,分别以硫酸和对甲基苯磺酸为催化剂合成邻苯二甲酸酐一缩二乙二醇酯。
- Chlorination is carried out with Nhaloamines and sulfuric acid. 氯化是用N-卤胺和硫酸。
- Adipic acid can produce nylon 66 resin and adipic acid ester. 己二酸可生产尼龙66树脂，也可生产己二酸酯用作增塑剂、合成润滑剂。
- A substance, such as sulfuric acid, that removes water. 脱水物质脱去水分的一种物质，如硫酸
- A corrosive solution of sulfur trioxide in sulfuric acid. 发烟硫酸含三氧化硫酸的一种腐蚀性溶液
- Conclusion:The sulfuric acid anthrone method is reasonable. 结论:该法可作为桑叶中多糖的含量测定方法。
- The nitrile (II) (28 g) was mixed with 26 ml of concentrated sulfuric acid. 将28克腈化物(II)与26毫升浓硫酸进行混合。
- A new process has been developed to synthesize dimethoxyacetic acid methyl ester from 50% solution of glyoxylic acid and methyl orthoformate through catalyzing by concentrated sulfuric acid. 以质量分数50%25乙醛酸水溶液和原甲酸三甲酯为主要原料,经浓硫酸催化,合成二甲氧基乙酸甲酯。
- The nitrile (II) (28 g) was mixed with 26 ml.of concentrated sulfuric acid. 将28克腈化物(II)与26毫升浓硫酸进行混合。
- Maltose fatty acid ester was prepared with maltose and fatty acyl chloride in the presence of catalyst. 以麦芽糖和脂肪酰氯为原料,制备麦芽糖脂肪脂酸酯。
- Muriatic Acid and cocaine are natural ingredients as well. So is sulfuric acid. 盐酸和古柯碱都也是天然成分，所以硫酸也是...
- It is known that sucrose fatty acid ester is an internationally accepted food additive with wide application scope. 蔗糖脂肪酸酯是一种国际上公认的食品添加剂,具有广泛的应用范围。
- Two processes with concentrated sulfuric acid recently appeared are reviewed. 对新近出现的两个浓硫酸水解工艺进行述评。
