DS EN 14469-3:2004 Pigments And Extenders - Testing Of Colouring Materials In Plasticized Polyvinyl Chloride (Pvc-P) - Part 3: Determination Of The Relative Tinting Strength Of White Pigments Defines a procedure for determine the relative tinting strength of white pigments in plasticized polyvinyl chloride (PVC-P) at identical concentration of the white pigments by mass.