This system has superior performance in image quality, space resolution , ?m and nm Cathodoluminescence image and spectrum analysis of semiconductor materials.
This paper has studied the phthalocyanin complex of Cobalt synthesized by benzene bitter wine-urea law,and after depuration,an infrared, ultra-violet spectrograph determination is carried.
Methyl thioacetate was prepared by using acetyl chloride and methyl mercaptan as starting raw material in this paper.The yield of product is 69.3%.Itcan be used in seasoning flavor.
But from another spectroscopic analysis, based on the electrons, they showed that its gold was an impure alloy, in contrast to the near 24-carat version of the metal used for coins made in Rome.