as many natural brushes often do after just a few hours of use

Pigment Classification: Synthetic OrganicColor Index Name: PY175 / PW6 / PY74Color Index Number: 11710 / 11738 / 77891Chemical Description: Benzimidazolone Yellow H6G / Titanium Dioxide Rutile / Arylide Yellow 5GXOpacity/Transparency: Semi-TransparentLightfastness Rating: 1Permanency: ExcellentMunsell Notation Listing: Hue 4

Round kolinsky sable brush from Spanish Escoda

charcoal and sanguine crayon

56Tint Strength: 27

golden open nickel azo yellow Size:148ml as many natural brushes often'The "Azo" (aye zoe) is short for Azomethine, Nickel Azo pigment produces a transparent, brownish yellow at full strength but with enormous range. Excellent for creating rich amber glazes or extending further for high pitched yellows. Tint with white for a bright, sunshine yellow. Pigment Classification: Synthetic OrganicColor Index Name: PY150Color Index Number: 12764Chemical Description: Nickel Complex AzoOpacity Transparency: