Colour number: 72

Pigment classification: Anthanthrone

Series: 2CI Number: NACI Name: PBk 11Pigment Name: Natural Black Iron OxideLightfastness: ASTM I - ExcellentOpacity: OpaqueGrind: Medium

among others

vallejo artist akrylmaling cobalt turquoise Payne's Grey Colour number: 72Color: Cobalt Turquoise Permanence: AA Opacity: Semi transparent Pigment: PB35, PY35 Pigment description: Cadmium Zinc Sulfide, Cobalt, Tin and Magnesium Oxide ASTM Rating Ligthfastness: I Pigment classification: Mixture Color Index Number: Viscosity range (mPa. s): 20. 000 25. 000 Color Index The 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