This watercolor paper is acid-free

Try this: overpaint a value sketch with a light glaze

Pigment Classification: Synthetic InorganicColor Index Name: PY53Color Index Number: 77788Chemical Description: Nickel Antimony TitanateOpacity/Transparency: Semi-OpaqueLightfastness Rating: 1Permanence: ExcellentMunsell Notation Listing: Hue 10

Like all colors derived from the earth

The "Azo" (aye - zoe) is short for Azomethine

schmincke designer gouache cadmium yellow hue light Medium Violet This watercolor paper is acid-freeIn the Schmincke Designers Gouache series you will find 42 balanced colours. Schmincke Gouache is very opaque, very intense, and dries up with a velvety sheen. The consistency is soft and the application streak free, as the colours flow together beautifully. Gouache can be reactivated with water after they have dried up.