Michael Harding Permanent Orange - A quite powerful, organic, fruity, red-orange that is a tremendous addition to the range as a mid hue orange with special intermixing abilities.
| Color Index | PO73 |
| Drying Speed | Average |
| Transparency | Semi-Transparent |
| Lightfastness | Excellent |
| Oil Content | High |
| Tint Power | High |
| Toxicity | Non-Toxic |
| ASTM D-4236 | ✓ |