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This document contains the German translation of the international document ISO 20783-1:2011, which has been prepared by Technical Committee ISO/TC 28 "Petroleum products and lubricants", the secretariat of which is held by ANSI (USA), in collaboration with Technical Committee CEN/TC 19 "Gaseous and liquid fuels, lubricants and related products of petroleum, synthetic and biological origin". The responsible national committee is NA 062-06-81 AA, Mirror Committee of CEN/TC 19 "Gaseous and liquid fuels, lubricants and related products of petroleum, synthetic and biological origin" at the Fachausschuss Mineralöl- und Brennstoffnormung (Standardization Committee for petroleum, fuels, lubricants and related products) of the Petroleum, Fuels, Lubricants and Related Products Standardization Committee (NMP). This part of ISO 20783 specifies a test method to assess the stability of emulsions of fluids within the category HFAE, as defined in ISO 6743-4. Emulsions are prepared with waters having clearly-defined concentrations of salts. This method is applicable only to HFAE fluids and not to HFAS fluids.
This document replaces DIN EN ISO 20783-1:2004-05 .