WN French Ultramarine 37ml akvarelltub

Colour information Colour name: French Ultramarine, Colour number/code: 263, Series number: 2, Chemical description: Complex sodium aluminium silicate containing sulphur, Colour index name: PB 29, Colour index number: 77007, Permanence rating: A (iii), ASTM lightfastness rating: I, Transparency/Opacity: T, Granulating/Staining: G