钢铁 多元素含量的测定 X-射线荧光光谱法(常规法)
Iron and steel - Determination of multi - element contents - X - ray fluorescence spectrometry (Routine method)
2007-09-11
GB/T 6730.87-2023
铁矿石 全铁及其他多元素含量的测定 波长色散X射线荧光光谱法(钴内标法)
Iron ores—Determination of total iron and other multi-element content—Wavelength dispersive X-ray fluorescence spectrometry (cobalt internal standard method)