DIN 51390-2
DIN 51390-2 Testing of petroleum products - Determination of silicone content - Part 2: Analysis by wavelength dispersive X-ray spectrometry (XRS)
standard by Deutsches Institut Fur Normung E.V. (German National Standard), 11/01/1997
standard by Deutsches Institut Fur Normung E.V. (German National Standard), 11/01/1997