These synthetic pigments have become an important group in the manufacture of artists' colours

Middle value neutral grey

Colour index number: 51319

Great for transparency in washesSeries: 4CI Number: NACI Name: PG7Pigment Name: Chlorinated Copper PhthalocyanineLightfastness: ASTM I - ExcellentOpacity: TransparentGrind: Very Fine

5 R Value 2

vallejo artist akrylmaling cobalt blue deep Size:500ml These synthetic pigments have becomeColour: Cobalt Blue Deep Permanence: AA Opacity: Opaque Pigment: PB28 Pigment description: Cobalt Aluminate ASTM Rating Ligthfastness: I Pigment classification: Synthetic inorganic Color Index Number: 77346 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 minerals and soil, such as natural