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- Determination of free sulfuric acid in acid tin plating bath 酸性镀锡液中游离硫酸的测定
- It is produced by the reduction of fuchsin by sulfurous acid, and is oxidized by aldehydes and ketones, restoring the magenta color of the fuchsin. 配法是用亚硫酸使品红溶液还原，若有醛酮类存在时便使之氧化而重新呈现品红本身的洋红色。
- Improvement of Determination of Free Sulfuric Acid in Hydrometallurgical Acidic Solution 湿法冶金酸性溶液中游离硫酸测定方法的改进
- The cooking liquor, called acid, is thus a solution of calcium which contains an excess of sulfurous acid. 蒸煮所用酸液是一种含有过量硫酸的酸性亚硫酸钙的溶液。
- The aim of this research was to decrease the residual of sulfur dioxide and control the release of free sulfur dioxide in malolactic fermentation. 本文研究目的是在发挥二氧化硫的作用下,尽量地减少其残留量和控制游离二氧化硫在苹果酸乳酸发酵中的释放。
- Most sulfuric acid is made by the contact process. 大多数的硫酸是用接触法制造的。
- The virulent matter such as the sulfurous acid and so on in fog is harmful to people's health, outside agriculture and metal material. 雾中含有亚硫酸等有毒物质,有害人们身体健康,有害室外农业和有损外露金属材料,属气象灾害。
- The active cooking chemicals in the sulfite process are sulfur dioxide, sulfurous acid, and calcium bisulfite. 亚硫酸盐法制浆过程中活性化学物质是二氧化硫、硫酸以及酸性亚硫酸钙。
- 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
- The paper introduces the reaction mechanism of oxidating sulfurous acid calcium to gypsum and some factors to influence the reaction process. 介绍了亚硫酸钙氧化为石膏的反应机理及影响反应过程的某些因素。
- Chlorination is carried out with Nhaloamines and sulfuric acid. 氯化是用N-卤胺和硫酸。
- The industrial advance was reviewed on the technology of decompositing phosphogypsum for the production of sulfur acid and cement all round the world. 本文综述了国内外利用磷石膏生产硫酸和水泥的工业技术进展。
- 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
- Ultralow Sulfur Diesel Oil and Free Sulfur Gasoline 燃料油低硫化的最新进展
- 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 results indicated that the proper content of free SO3 in fuming sulfuric acid in ringopening polymerization were about 30%. 实验结果表明开环聚合宜采用30%25浓度的发烟硫酸，通过正交实验得到了聚合反应的最佳条件；
- Reading occupies most of my free time. 阅读占去了我大部分的闲暇时间。
- 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...
