Ratings
| Lightfastness | I | Excellent
Blue wool 7-8. The pigment will remain unchanged for more than 100 years of light exposure with proper mounting and display. (Suitable for artistic use.) |
|---|---|---|
| Transparency | S/O | Semi-Opaque
Semi-Opaque |
| Staining | 3 | Medium-Staining
Partially liftable once dry. |
| Granulation | Y | Granulating
Pigment particles are uneven and clearly visible. |