搜索结果: 1-2 共查到“化学 Ultraviolet”相关记录2条 . 查询时间(0.015 秒)
Quantitative Spot-Test Analysis of Metformin in Pharmaceutical Preparations Using Ultraviolet-Visible Diffuse Reflectance Spectroscopy
Quantitative Spot-Test Analysis Metformin Pharmaceutical Ultraviolet-Visible Diffuse Reflectance Spectroscopy
2010/9/17
A quantitative spot-test for the determination of metformin in pharmaceutical preparations using diffuse UV-visible reflectance is reported. The procedure is quite simple, involving in the formation o...
A white light phosphor suitable for near ultraviolet excitation
White light emitting Phosphor White LED
2011/12/7
Luminescent properties of Eu2+-doped phosphors with nominal composition of 2SrO MgO xSiO2 (0.8pxp1.2) are studied. The emission spectra consist of a blue band (460 nm) and a yellow band (550 nm), th...