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- ethyl sulfuric acid 乙基硫酸
- Most sulfuric acid is made by the contact process. 大多数的硫酸是用接触法制造的。
- Ethyl lactate was synthesized by transesterification of D, L-lactide with ethanol utilizing concentrated sulfuric acid as catalyst. 研究了D,L-丙交酯在浓硫酸催化作用下,与乙醇进行酯交换反应合成乳酸乙酯。
- A volatile,highly flammable liquid,C2H5OC2H5,derived from the distillation of ethyl alcohol with sulfuric acid and widely used as a reagent,a solvent,and an anesthetic. 乙烯一种易挥发的，极易燃烧的液体C2H5OC2H5，由乙醇与硫酸一起蒸馏获得，广泛用作试剂、溶剂和麻醉剂。
- A volatile, highly flammable liquid, C2H5OC2H5, derived from the distillation of ethyl alcohol with sulfuric acid and widely used as a reagent, a solvent, and an anesthetic. 乙烯一种易挥发的，极易燃烧的液体C2H5OC2H5，由乙醇与硫酸一起蒸馏获得，广泛用作试剂、溶剂和麻醉剂
- Chlorination is carried out with Nhaloamines and sulfuric acid. 氯化是用N-卤胺和硫酸。
- 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。
- Methods: Qualitative analysis by TLC, a mixed solvent of n-hexane - ethyl acetate - acetic acid(6:4:0.25) was employed as the mobile phase,color developing agent was 10%sulfuric acid and ethanol solution. 方法:薄层鉴别采用硅胶G薄层板;展开剂:正己烷-醋酸乙酯-冰醋酸(6:4:0.;25);显色剂:10%25硫酸乙醇溶液;
- The kinetics of the thermal decomposition reaction of methyl ethyl ketone peroxide (MEKPO) with sulfuric acid of different concentration had been studied by an Accelerating Rate Calorimeter (ARC). 采用绝热加速量热仪(ARC)研究了含有不同浓度的硫酸的过氧化甲乙酮(MEKPO)分解过程,得到了它们的绝热分解温度和压力随时间变化曲线。
- 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。
- 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。
- 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...
- 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。
- Estazolam reacts with sulfuric acid to form an intense fluorescent substance. 本文提出了硫酸颜色反应用于艾司唑仑的荧光测定新方法。
- The reaction of magenta and nitrite in sulfuric acid m ed ium was studied. 据此建立了一个简单、快速、选择性好的测定亚硝酸盐氮的新方法。
- 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。
- Phosphate rock is mixted with sulfuric acid and with revycled first-wash acid in a premixer. 磷矿在一个预混合槽中与硫酸以及循环回的第一洗涤酸进行混合。
- A new surfactant heavy crude oil sulfonates (HCOS) was synthesized from Daqing Heidimiao oil with fuming sulfuric acid. 考察了酸烃比、反应温度、反应时间对磺化反应的影响。
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 农业及相关产业增加值 - the added value of agriculture and related industries
