It is a medium-staining
They require strong solvents such as turpentine
Pigment Classification: Synthetic OrganicColor Index Name: PR122Color Index Number: 73915Chemical Description: QuinacridoneOpacity/Transparency: TransparentLightfastness Rating: 1Permanency: ExcellentMunsell Notation Listing: Hue 10
a pupil of famous water-colourist J
Pigment: Manganese ammonium phosphate (PV 16)
Portland Grey Medium (Gamblin Artist Oil) book It is a medium-stainingPortland Grey Medium The grey skies of our fair city inspired Robert Gamblin to formulate three Portland Greys Light, Medium, and Deep. These three neutral greys were developed to help painters quickly adjust the value and chroma of colors. About This Color Pigment: Titanium dioxide, zinc oxide, iron oxide, synthetic black iron oxide (PW 6, PW 4, PBr 7, PBk 11) Vehicle: Alkali refined linseed oil Lightfastness: I, Series 2, VALUE 6 OPAQUE