Virgin Redline 15w-40 Diesel Oil API SJ/CH-4 Sample was done by Oil Analyzers December-2002 Iron 1ppm Chromium 0ppm Lead 0ppm Copper 0ppm Tin 0ppm Aluminum 0ppm Nickel 0ppm Silver 0ppm Silicon 2ppm Boron 1ppm Sodium 0ppm Magnesium 23ppm Calcium 3773ppm Barium 0ppm Phosphorus 1422ppm Zinc 1654ppm Molybdenum 731ppm Titanium 0ppm Vanadium 0ppm Potassium 0ppm Vis@100c 14.42cSt Tbn 12.71 Source: http://www.bobistheoilguy.com/forums/ubbthreads.php?ubb=showflat&Number=474343