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- Determination of free sulfuric acid in acid tin plating bath 酸性鍍錫液中游離硫酸的測定
- 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. 配法是用亞硫酸使品紅溶液還原，若有醛酮類(lèi)存在時(shí)便使之氧化而重新呈現品紅本身的洋紅色。
- Improvement of Determination of Free Sulfuric Acid in Hydrometallurgical Acidic Solution 濕法冶金酸性溶液中游離硫酸測定方法的改進(jìn)
- The cooking liquor, called acid, is thus a solution of calcium which contains an excess of sulfurous acid. 蒸煮所用酸液是一種含有過(guò)量硫酸的酸性亞硫酸鈣的溶液。
- The aim of this research was to decrease the residual of sulfur dioxide and control the release of free sulfur dioxide in malolactic fermentation. 本文研究目的是在發(fā)揮二氧化硫的作用下,盡量地減少其殘留量和控制游離二氧化硫在蘋(píng)果酸乳酸發(fā)酵中的釋放。
- Most sulfuric acid is made by the contact process. 大多數的硫酸是用接觸法制造的。
- The virulent matter such as the sulfurous acid and so on in fog is harmful to people's health, outside agriculture and metal material. 霧中含有亞硫酸等有毒物質(zhì),有害人們身體健康,有害室外農業(yè)和有損外露金屬材料,屬氣象災害。
- The active cooking chemicals in the sulfite process are sulfur dioxide, sulfurous acid, and calcium bisulfite. 亞硫酸鹽法制漿過(guò)程中活性化學(xué)物質(zhì)是二氧化硫、硫酸以及酸性亞硫酸鈣。
- A corrosive solution of sulfur trioxide in sulfuric acid. 發(fā)煙硫酸含三氧化硫酸的一種腐蝕性溶液
- The paper introduces the reaction mechanism of oxidating sulfurous acid calcium to gypsum and some factors to influence the reaction process. 介紹了亞硫酸鈣氧化為石膏的反應機理及影響反應過(guò)程的某些因素。
- Chlorination is carried out with Nhaloamines and sulfuric acid. 氯化是用N-鹵胺和硫酸。
- The industrial advance was reviewed on the technology of decompositing phosphogypsum for the production of sulfur acid and cement all round the world. 本文綜述了國內外利用磷石膏生產(chǎn)硫酸和水泥的工業(yè)技術(shù)進(jìn)展。
- A substance, such as sulfuric acid, that removes water. 脫水物質(zhì)脫去水分的一種物質(zhì)，如硫酸
- Ultralow Sulfur Diesel Oil and Free Sulfur Gasoline 燃料油低硫化的最新進(jìn)展
- Conclusion:The sulfuric acid anthrone method is reasonable. 結論:該法可作為桑葉中多糖的含量測定方法。
- The results indicated that the proper content of free SO3 in fuming sulfuric acid in ringopening polymerization were about 30%. 實(shí)驗結果表明開(kāi)環(huán)聚合宜采用30%25濃度的發(fā)煙硫酸，通過(guò)正交實(shí)驗得到了聚合反應的最佳條件；
- Reading occupies most of my free time. 閱讀占去了我大部分的閑暇時(shí)間。
- The nitrile (II) (28 g) was mixed with 26 ml of concentrated sulfuric acid. 將28克腈化物(II)與26毫升濃硫酸進(jìn)行混合。
- The nitrile (II) (28 g) was mixed with 26 ml.of concentrated sulfuric acid. 將28克腈化物(II)與26毫升濃硫酸進(jìn)行混合。
- Muriatic Acid and cocaine are natural ingredients as well. So is sulfuric acid. 鹽酸和古柯堿都也是天然成分，所以硫酸也是...
