Art Spectrum® Dry Ground Pigment Aureolin.
Aureolin is a mid yellow cobalt compound that was introduced as an artist paint in 1852 by Saint-Evre, Paris.
A transparent synthetic inorganic pigment with very good lightfast properties.
|Series||Colour Index||Chemical Description||Classification||Opacity||ASTM|
|4||PY40||Potassium Cobalt Nitrite||Synthetic Inorganic||Transparent||ASTMII|
ASTM Approved Permanent Colours American Society for Testing and Materials, conforming to standard D4302-90.