Polysulfide of Sodium-Alumino-Silicate

velvety green

Colour name: Indian Yellow-Brown Lake Extra

Colour name: Scheveningen Purple Brown

Pigment Classification: InorganicColor Index Name: N/AColor Index Number: N/AChemical Description: Iron

naphthol crimson vallejo akrylmaling Brown Ochre Deep Polysulfide of Sodium-Alumino-SilicateColour: Naphthol CrimsonPermanence: BOpacity: Semi transparentPigment: PR5Pigmentdescription: Naphthol ITRASTMRating Ligthfastness: IIPigmentclassification: Synthetic organicColorIndex Number: 12490Viscosityrange (mPa. s): 800 1. 500 Colour IndexThe pigments used for artists' colours are inorganic as well as organic. The inorganic pigments have been used since antiquity; most of them are extracted from minerals and soil, such as natural earth colours,