Available Size:
| 120ml |
| DGP230 |
Art Spectrum® Dry Ground Pigment Ultramarine Blue.
This red shade of Ultramarine Blue is a warm bright blue with good tinting strength.
The pigment was synthetically produced by French chemist Guimet in 1828 to replace the expensive natural Lapis Lazuli.
A synthetic inorganic pigment with excellent lightfast properties.
| Series | Colour Index | Chemical Description | Classification | Opacity | ASTM |
| 2 | PB29 | Polysulfide of Sodium-Alumino-Silicate | Synthetic Inorganic | Semi Transparent | ASTMI |
ASTM Approved Permanent Colours American Society for Testing and Materials, conforming to standard D4302-90.
