WN Raw Umber 37ml akvarelltub

Colour information Colour name: Raw Umber, Colour number/code: 554, Series number: 1, Chemical description: Natural iron oxide, Colour index name: PBr 7, Colour index number: 77491, Permanence rating: AA, ASTM lightfastness rating: I, Transparency/Opacity: T, Granulating/Staining: G