Range :Old Holland Classic Watercolours
Colourname :Olf holand yellow medium
Colournumber :7
Serie :B
Pigment classification :Zinc oxide-Monoazo-Cadmium seleno sulphide
Colour index :PW4-PY74-PR108
Colour index number :77947-11741-77202
Lightfastness : Lightfast pigment according to ASTM
category 1 and 2
Opacity/transparency :Opaque