纯度分析 meaning in Chinese

purity analysis
purity check

Analytical methoa of the purities for electrodeposited gold coating
金电镀层纯度分析方法
The produeed second boiling water is very pure , can be used as speeial anulysis water , widely fits to prochuce and prepare pure analysis water in colleges . scientigie researeh departments and labs
生产的亚沸水纯度高，可以满足各种特殊分析用水，广泛用于各大中院校、科研单位、实验室制备高纯度分析用水。
High performance liquid chromatography ( hplc ) analysis shows that the purity of the synthesized product could amount to 98 . 6 % and the total yield rate was 42 . 5 % with the melting point of 161 ~ 164
运用高效液相色谱仪对合成的劳拉西泮进行了定性和纯度分析，纯度可达98 . 6 % ，熔点为161 ~ 164 ，反应总收率为42 . 5 % 。