The relation between the measuring error of standard addition method for ion selective electrode and the added amount of the standard solution was studied.
研究了离子选择性电极标准加入法的测量误差与标准溶液加入量的关系。
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
Objective to evaluate the reliability of a method of measuring the total fluoride in fluoride-containing toothpastes with acid diffusion and fluoride selective electrode.