Crude petroleum and liquid petroleum products - Laboratory determination of density or relative density - Hydrometer method (ISO 3675:1993); German version EN ISO 3675:1995— 9 стр.
Crude petroleum and liquid or solid petroleum products - Determination of density or relative density - Capillary-stoppered pyknometer and graduated bicapillary pyknometer methods (ISO 3838:1983); German version EN ISO 3838:1995— 13 стр.
Crude petroleum and petroleum products - Determination of density - Oscillating U-tube method (ISO 12185:1996); German version EN ISO 12185:1996— 11 стр.
Crude petroleum and liquid petroleum products - Laboratory determination of density - Hydrometer method (ISO 3675:1998); German version EN ISO 3675:1998— 9 стр.
Crude petroleum and liquid or solid petroleum products - Determination of density or relative density - Capillary-stoppered pyknometer and graduated bicapillary pyknometer methods (ISO 3838:2004); German version EN ISO 3838:2004— 25 стр.
Liquid petroleum products - Unleaded petrol - Determination of benzene content by gas chromatography; German version EN 12177:1998, Corrigenda to DIN EN 12177:1998-08; German version EN 12177:1998/AC:2000— 2 стр.
Liquid petroleum products - Unleaded petrol - Determination of benzene content by gas chromatography; German version EN 12177:1998, Corrigenda to DIN EN 12177:1998-08; German version EN 12177:1998/AC:2000— 2 стр.