EN ISO 20844:2004 Petroleum and related products Determination of the shear stability of polymer-containing oils using a diesel injector nozzle ISO 20844:2004
2015EN ISO 20844:2015 Petroleum and related products - Determination of the shear stability of polymer-containing oils using a diesel injector nozzle (ISO 20844:2015)
2004EN ISO 20844:2004 Petroleum and related products Determination of the shear stability of polymer-containing oils using a diesel injector nozzle ISO 20844:2004