Art Spectrum® Dry Ground Pigment Ultramarine Violet.
Ultramarine Violet pigment is a bluish violet with weak tinting strength when made into colour. A variation of Ultramarine Blue pigment.
A transparent synthetic inorganic pigment with excellent lightfast properties.
|Series||Colour Index||Chemical Description||Classification||Opacity||ASTM|
|2||PV15||Polysulfide of Sodium-Alumino-Silicate||Synthetic Inorganic||Transparent||ASTMI|
ASTM Approved Permanent Colours American Society for Testing and Materials, conforming to standard D4302-90.