DIN 51001 Bb.1:2003 氧化原材料和基礎(chǔ)材料測試.X射線熒光法(XRF)測試通用基礎(chǔ).XRF試樣測定用材料分組方法總則
Testing of oxidic raw materials and basic materials - General bases of work for X-ray fluorescence method (XRF) - General survey on disintegration methods referred to groups of materials for the determination of test specimens for XRF