Available Sizes:
| 22.5ml |
| PTB |
Art Spectrum® Phthalo Blue gouache is based on the Phthalocyanine pigment which is renowned for its tinting strength.
It is the pigment which is produced in the highest volumes globally.
| Pigment | Lightfastness |
| PB15:3 | BWS 8 |
Blue Wool Scale rating of 6,7 & 8 are considered permanent for artistic purposes.
