Free Standards Download

BS EN 15199-1-2006 pdf download.Petroleum products Determination of boiling range distribution by gas chromatography method Part 1: Middle distillates and lubricating base oils. 3.10 recovery ratio of the cumulative area count of the sample to that of...

BS EN 16143-2013 pdf download.Petroleum products Determination of content of Benzo(a)pyrene (BaP) and selected polycyclic aromatic hydrocarbons (PAH) in extender oils Procedure using double LC cleaning and GC/MS analysis. Depending on chromatographic conditions (e.g. column length), it...