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- Sulfuric acid extraction 硫酸浸出
- Most sulfuric acid is made by the contact process. 大多数的硫酸是用接触法制造的。
- A study is made of separation of zinc from iron in waste sulfuric acid pickle liquor by solvent extraction. 对溶剂萃取分离镀锌酸洗废液中的锌、铁进行了研究。
- Chlorination is carried out with Nhaloamines and sulfuric acid. 氯化是用N-卤胺和硫酸。
- Foodstuff industry: the production of Miltonic acid (hydrochloric acid); extraction of edible oil (sulfuric acid); the industry of tinned fruits (hydrochloric acid). 食品工业：葡萄糖酸的生产（盐酸）；食油的提炼（硫酸）；灌装水果工业（盐酸）。
- The effects of the amount of sulfuric acid solution,the amount of potassium iodide solution and quiescent time after extraction were investigated. 考察了硫酸溶液的用量、碘化钾溶液的用量及萃取后静置时间等条件对双氧水含量分析的影响。
- 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 uses include the extraction of lanthanides, making construction materials and the co-production of cement with preparation of sulfuric acid. 建议我国制订磷石膏综合利用规划,开发综合利用新技术。
- A new method involving extraction to decolor the waste sulfuric acid discharged from the process of anthraquinone production was described. 以萃取法对蒽醌生产中的废硫酸进行脱色处理，优化选择萃取剂，并对脱色工艺进行初步的探讨。
- In this paper,the michanism of extraction of Zinc and Cadmium from sulfuric acid sys-tem with Mono(2-cthylhexyl)2-cthylhexyl phosphonate(P507)is discusscd. 本文采用2-乙基已基膦酸单（2-乙基已基）酯（简称P507）的磺化煤油溶液从硫酸体系中萃取锌、镉。
- 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。
- Petroleum sulfonate was obtained through sulfonation reaction using extract oil from lube oil solvent refining unit as raw material and fuming sulfuric acid as sulfonation agent. 摘要 以减五线馏分油溶剂精制后的抽出油为原料，采用发烟硫酸为磺化剂进行磺化反应制取石油磺酸，进而制取石油磺酸钠。
