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- selenious sulfuric acid reagent [医] 亚ㄜ酸硫酸试剂, 梅克氏试剂
- METHODS:The purified polysaccharides is determined by colourimetry with sulfuric acid phenol as colourimetric reagent. 结果和结论:测得多糖的含量为65。
- Most sulfuric acid is made by the contact process. 大多数的硫酸是用接触法制造的。
- 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。
- In this paper,the author states the monitor means to wash close circulative technical system and arsenic of furnace gas in high-interference ion conditions by using sulfuric acid water. 本文叙述了硫酸水洗封闭循环工艺系统液相及其炉气中痕量砷在高干扰离子条件下的监测方法。
- 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。
- In the process of isopropylation, isopropanol was the isopropylation reagent while sulfuric acid was the catalyst, and the condition of process was selected by orthogonal experiments. 在异丙基化步骤中,采用异丙醇为异丙基化试剂,以硫酸为催化剂,通过正交试验对实验条件进行了优化。
- fuchsin sulfurous acid reagent 品红亚硫酸试剂
- fuchsine sulfurous acid reagent 品红亚硫酸试剂
- 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。
- Methods The content of glucose in Processed Honey and Honey Processed Radix Polygalae was determined using 3,5-dinitryl-salicylic acid reagent (DNS) . 方法以葡萄糖含量为指标,以 3,5-二硝基水杨酸为显色剂,在540(±1)mn处测其吸光度,测定炼蜜及不同用蜜量蜜远志中的葡萄糖含量。
- 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。
