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- Study on determating polysaccharide of Sterculia Scaphigera herb tea using phenol - sulfuric acid method. 苯酚-硫酸法测定胖大海凉茶中多糖的研究。
- Title： Study on determating polysaccharide of Sterculia Scaphigera herb tea using phenol - sulfuric acid method. 关键词：苯酚-硫酸法;多糖测定;胖大海/中草药
- According to the characteristics of pinnoite in Dachaidan, a new technology of preparing boric acid with two-step sulfuric acid method was studied. 摘要针对大柴旦柱硼镁石矿特点，对酸法制硼酸进行了工艺优化研究。
- The process,reaction principle and consumption of raw materials of titanium dioxide production by sulfuric acid method and chloration method are introduced. 介绍了硫酸法、氯化法生产钛白粉的工艺流程、反应原理、原材料消耗,以及该种方法的优、缺点。
- A phenol sulfuric acid method for determination of soluble carbohydrates in seawater bittern was established,and the optimal conditions of this method were studied. 研究确定了苯酚-硫酸法测定海水苦卤样品中可溶性糖的最佳实验条件。
- This paper narrates the effect and the demand of titanium liquid filter aid;and introduces the use of diatom earth filter aid in the manufacture of titanium white by sulfuric acid method. 系统总结了硫酸法钛白工程设计中,酸解、煅烧的尾气治理,废酸浓缩和酸性废水中和处理等项技术及其新的技术应用成果。
- Methods: determined by phenol - sulfuric acid method and anthrone-sulfuric acid method.Compared the stability, repeatability, and recovery of the two methods. 方法:采用苯酚-硫酸法及蒽酮-硫酸法测定龙胆根中多糖的含量,并且对两种测定方法的稳定性、重现性、回收率进行了比较。
- Keywords pinnoite;sulfuric acid method;boric acid;technology optimization; 柱硼镁石;硫酸法;硼酸;工艺优化;
- 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。
- Most sulfuric acid is made by the contact process. 大多数的硫酸是用接触法制造的。
- Study of Inorganic Membrane Recovering Metatitanatic Acid in Titanium Dioxide Production With Sulfuric Acid Method 无机膜回收硫酸法钛白生产中偏钛酸的研究
- Use of Diatom Earth Filter Aid in the Manufacture of Titanium White by Sulfuric Acid Method 硅藻土助滤剂在硫酸法钛白生产中的应用
- Keywords root of Potentilla anserina L;Potentilla anserina L;polysaccharide;phenol sulfuric acid method; 关键词蕨麻;鹅绒委陵菜;多糖;苯酚-硫酸法;
- Experimental research of the treatment process of the wastewater from titanium dioxide powder production by sulfuric acid method 硫酸法钛白粉生产废水治理的实验研究
- Keywords ginkgo biloba leaves（GBL）;polysaccharide content;anthranone sulfuric acid method;phenol sulfuric acid colorimetric method; 银杏叶;多糖含量;苯酚-硫酸法;蒽酮-硫酸法;
- 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
- 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 chemical method include treating with sulfuric acid,saponification,acylation, esterification, etc. 化学方法包括酸洗法、皂化法、酰化法和酯化法等。
