This part of ISO 6744 specifies a method for determining the fatty acid content of alkyd resins. It is always used in conjunction with ISO 6744-2 and -3, which contain the preceding analysis steps.
DS/EN ISO 6477-4:2004 history
2004DS/EN ISO 6477-4:2004 Binders for paints and varnishes - Alkyd resins - Part 4: Determination of fatty acid content