2[6]Lee R F, Mcconchie D R.Comprehensive Major and Trace Elements Analysis of Geological Material by X-Ray Fluorescence Using Low Dilution Fusion [J].X-Ray Spectrometry.1982,11(2):55-63.
3[7]Kikkert J.Practical Geochemical Analysis of Samples of Variable Composion Using X-Ray Fluorescence Spectrometry [J].Spectrochimica Acta.1983, 33B(56):809-820.
7ISO/IEC17025,1999 General Requirement for the Competence of Calibration and Testing Laboratories[S].
8M Buzoianu.Measurement uncertainty and its meaning in legal metrology of environmental chemistry and public health[M].Accreditation and Quality Assurance,2003.52-57.
9I Papadakis,E Vendelbo,L Van Nevel and P D P Taylor.Establishment of SI-traceable reference values for the content of various elements in the IMEP-14 sediment sample[M].Accreditation and Quality Assurance,2001.26-29.