Colour: Pyrrole OrangePermanence: AAOpacity: Semi-transparentPigment: PO73Pigmentdescription: DipyrrolopyrrolASTMRating Ligthfastness: IPigment classification: Synthetic organicColorIndex Number: 561170Viscosityrange (mPa

Understandably

Schmincke Gouache is very opaque

which took place around the village of Arches

Pigment Classification: OrganicColor Index Name: PV19Color Index Number: 73900Chemical Description: QuinacridoneOpacity/Transparency: Semi-TransparentLightfastness Rating: 1Permanence: ExcellentMunsell Notation Listing: N/AGloss Average: N/AViscosity Range: 75-100 CPSCIE L*a*b* Values: N/ATint Strength: N/A

sennelier pure pigments mineral violet Indian Yellow-Orange Lake Extra Colour: Pyrrole OrangePermanence: AAOpacity: Semi-transparentPigment:At the end of the 19th century, when Sennelier was developing oil paints for his customers, who included great artists such as Czanne, Gauguin and Picasso, Gustave Sennelier realised that there was a need to produce some paint that contained the highest quality pigments. In trying to produce the best colours, Gustave noted that the original pigments came from selected traditional sources, while identifying the specific chemical composition of each