粗蒽 的英文怎麼說
中文拼音 [cū]
粗蒽
英文
crude anthracene-
A new method on extraction of phenanthrene from crude anthraceneis given, which includes azeotropic dissolution with ethylene glycol, extraction of carbon tetrachloride, treatment of sulfuric acid and ethyl alcohol recrystallization, in the end, the best process is obtained
研究了從粗蒽中提取菲的方法，即用乙二醇對原料進行共沸，以四氯化碳為溶劑並用硫酸處理，最後用無水乙醇重結晶，制定出最佳的工藝路線Abstract : a new method on extraction of phenanthrene from crude anthraceneis given, which includes azeotropic dissolution with ethylene glycol, extraction of carbon tetrachloride, treatment of sulfuric acid and ethyl alcohol recrystallization, in the end, the best process is obtained
文摘:研究了從粗蒽中提取菲的方法，即用乙二醇對原料進行共沸，以四氯化碳為溶劑並用硫酸處理，最後用無水乙醇重結晶，制定出最佳的工藝路線In the paper quantitative analysis is done by high performance liquid chromatography to crude anthracene and the separated products, and the hplc conditions : inspected wavelengh : 254nm ; flow velocity : lml / g ; the volume ratio of the methanol / water solution : 81 / 19 ; and inspected temperature : room temperature
本文用高效液相色譜法（ hplc ）對粗蒽及分離以後的產物進行了定量分析， hplc的分析條件為：檢測波長： 254nm ；甲醇水溶液的體積比81 19 ；流速： 1ml g ；檢測溫度：室溫。
分享友人