The application of air-acetylene flame atomic absorption spectral method for measuring the iron content in carbonyl nickel powder is studied.
文章运用了空气-乙炔火焰原子吸收光谱法进行羰基镍粉中铁含量的测定。
2
UV absorption spectrometry is a method for measuring the gas component and its concentration by the characteristic of selective absorption for light in the UV-VIS region.
紫外吸收光谱法是利用不同气体在紫外波段对光具有选择吸收的特性来测量排放烟气中的气体成分和浓度。
3
Based on the theory of X-ray diffraction and absorption, a method for measuring the thickness of film material according to the diffraction intensity of the matrix below film was established.