BS EN ISO 6744-2:2004 Binders for paints and varnishes - Alkyd resins - Part 2: Determination of phthalic anhydride content

This part of ISO 6744 specifies a method for determining the phthalic anhydride content of alkyd resins.
It is only applicable to those alkyd resins which contain only orthophthalic acid as the poly basic acid. It is not applicable to modified alkyd resins (see 3.2 of ISO 6744-1:1999) or to resins containing benzoic acid.