您要查找的是不是:
- Keywords sodium sulphonate lignin;phenolize;modification;(3 methyl phenol) sulphuric acid method; 木质素磺酸钠;酚化;改性;间甲酚-硫酸法;
- It is proved that the improved ioditori method is suitable for it but the ammonium chloride method、ioditori method and sulphurous acid method will introduce great deviation. 实验先合成阻燃性树脂,分析阻燃树脂中甲醛含量,将树脂渗入木材中后,再分析木材中游离甲醛的含量。通过对多种方法的实验,确认了对阻燃性树脂,改进的碘量法较适合其中游离甲醛的分析测定,而亚硫酸钠法、氯化铵法以及盐酸羟铵法不适合;
- Points for Attention in the Design of Treatment of Wastewater from Sulphuric Acid Method White Titanium Production 硫酸法钛白废水处理的设计注意事项
- On the unfitness for the sulphuric acid method applied to the apprail of oil mixed with tung oil 国标中硫酸法不适合于油中掺加桐油的鉴别
- DEVELOPMENT OF NEW TECHNOLOGY IN XYLOID ACTIVATED CARBON BY SULPHURIC ACID METHOD 硫酸法木素活性炭新工艺研究
- Testing of textiles; quantitative analysis of binary mixtures, natural or regenerated cellulose fibres with polyester fibres, sulphuric acid method 纺织品的检验。二元混合物成份的定量分析。天然或再生纤维素纤维与聚酯纤维。硫酸法
- We make superphosphate by reacting rock phosphate with sulphuric acid. 我们使磷酸盐岩同硫酸发生化学反应制造过磷酸钙。
- The chromatropic acid and magenta sulphurous acid methods for the formaldehyde determined by spectrophotometry are studied in this paper, and the two methods are compared. 本文研究了分光光度法测定甲醛中的变色酸法和品红亚硫酸法,同时对这两种方法进行了比较。
- Please treat the material with sulphuric acid. 请用硫酸处理这种材料。
- A sulphuric acid spill polluted the East River. 硫酸泄漏污染了东江。
- 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
- The sulphuric acid has eaten into these steel pipes. 硫酸已腐蚀了这些钢管。
- We make superphosphate by react rock phosphate with sulphuric acid. 我们使磷酸盐岩同硫酸发生化学反应制造过磷酸钙。
- This method has several advantages: manipulation is simple and safe, and less interference in comparison with phenol disulfonic acid method. 与常用的酚二磺酸比色法相比,该方法具有简便、安全的优点,干扰少、准确度高。
- The pieces were then thrown into a barrel of sulphuric acid. 随后这些碎片会被扔进一个硫酸桶里。
- Her hand came into contact with sulphuric acid and was burned. 她的手接触了硫酸,烧伤了。
- 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。
- A new method for synthesizing polymeric ferric sulfate (PFS) which main material are waste sulphuric acid and offscum. 介绍了一种以工业废渣-炼钢烟尘为主要原料,辅以化工厂废硫酸而制成高效无机絮凝剂-聚合硫酸铁(PFS)的新方法。
- The method of preparing ethylenimine with monoethanolamine(MEA),sulphuric acid and alkali is introduced in the paper. 本文介绍了以单乙醇胺、硫酸、碱等原料制备氮丙环的方法。