– Joseph Zbukvic

Pigment Classification: Natural InorganicColor Index Name: PY43Color Index Number: 77492Chemical Description: Natural Hydrated Iron OxideOpacity/Transparency: Semi-OpaqueLightfastness Rating: 1Permanency: ExcellentMunsell Notation Listing: Hue 7

An inorganic pigment

Intensely rich with great luster

Diarylide YellowASTMRating Ligthfastness: IIPigmentclassification: MixtureColorIndex Number: -Viscosityrange (mPa

sennelier pure pigments cobalt green light RV13 – Joseph ZbukvicAt 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