Available Sizes:
| 10ml |
| WFU10 |
Art Spectrum® French Ultramarine is a rich, transparent blue. Developed in 1828 by the French chemist Jean-Baptiste Guimet, it is a synthetic but indistinguishable alternative to the costly pigment derived from Lapis Lazuli.
| Pigments | Lightfastness | Permanence | Opacity | Granulating /Staining |
| PB29 | ASTM I | **** (excellent) | Semi-Transparent | Granulating |
ASTM Approved Permanent Colours American Society for Testing and Materials, conforming to standard D4302-90.
