Pigment Blue 1
| Pigment Name | Fast Blue Lake BOS |
| Color Index No | Pigment Blue 1 |
| CAS No | 1325-87-7 |
| EU No | 215-410-7 |
| PH Value | 7.0 |
| Density | 1.6 |
| Oil Absorption | 50 |
| Light Fastness | 4 |
| Heat Resistance | 160°C |
| Water Resistance | 5 |
| OIl Resistance | 3 |
| Acid Resistance | 3 |
| Alkali Resistance | 5 |
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Main Applications
Pigment Blue 1 is a reddish shade clean blue pigment with high color strength. It is mainly used in: