DIN 51399-2 E:2008 Draft Document - Testing of lubricants - Determination of elements content in additives, wear and other contaminations - Part 2: Wavelength dispersive X-ray fluorescence spectrometry (XRF)
2010DIN 51399-2:2010-01 Testing of lubricants - Determination of elements content of additives, wear and other contaminations - Part 2: Wavelength dispersive X-ray fluorescence spectrometry (XRF)
2008DIN 51399-2 E:2008 Draft Document - Testing of lubricants - Determination of elements content in additives, wear and other contaminations - Part 2: Wavelength dispersive X-ray fluorescence spectrometry (XRF)