| Fir Type for Acid dyes | Firat series | Fir three-primary color series | Firsol Type for Reactive dyes for wool | Direct dyes |
| Fir Type for Acid dyes | |||||||||||||
| Product name | C. I. | Specification | Sample of dyed fabrics | Sunlight fastness | Washing | Sweat | Rub | Chlorination | Milling | ||||
| Acid | Alkaline | ||||||||||||
| (dry) | (wet) | Change | Color stain | Change | Color stain | ||||||||
| Acid lake blue A | B 7 | 100% | 2 | 3 | 3 | 3 | 2-3 | 3-4 | 3-4 | 2 | 2 | 3 | |
| Acid brilliant blue FCF | B 9 | 200% | 3 | 2-3 | 3 | 3 | 3 | 2-3 | 3 | 3 | 4-5 | 4-5 | |
| Acid blue 2AL2 | B 25 | 160% | 3 | 3 | 3 | 3 | 2-3 | 3 | 3-4 | 3 | 3-4 | 4 | |
| Acid blue A-2G | B 40 | 160% | 3-4 | 3 | 3-4 | 3 | 2-3 | 3 | 3 | 3 | 4-5 | 4-5 | |
| Acid blue B | B 45 | 200% | 3 | 2-3 | 3 | 3 | 3 | 3 | 3-4 | 2-3 | 2 | 4-5 | |
| Acid brilliant blue BRN | B 62 | 200% | 3 | 3 | 3 | 3 | 2-3 | 3 | 3 | 2-3 | 4-5 | 4 | |
| Acid brilliant blue RAW | B 80 | 150% | 4 | 3 | 4 | - | 5 | 3-4 | 4 | 5 | 3 | 3-4 | |
| Acid brilliant blue 6B | B 83 | 350% | 3 | 4 | 4 | 4-5 | 3 | 3 | 3 | 2 | 1-2 | 4-5 | |
| Acid brilliant blue G | B 90 | 360% | 3 | 3 | 2 | 4-5 | 3-4 | 4 | 3-4 | 4-5 | 3 | 2-3 | |
| Acid navy blue R | B 92 | 100% | 4 | 3 | 3-4 | 3 | 2-3 | 3 | 3-4 | 3 | 1-2 | 3 | |
| Acid blue 7BF | B 100 | 100% | 3 | 2-3 | 3 | 4 | 3-4 | 3 | 3-4 | 3 | 3-4 | 4 | |
| Weak Acid deep blue 5R | B 113 | 120% | 4-5 | 3 | 3-4 | 4 | 3-4 | 3 | 3-4 | 3-4 | 3-4 | 4-5 | |
| Weak Acid brilliant blue PR | B 129 | 200% | 4-5 | 3-4 | 3-4 | 4 | 4 | 2-3 | 4 | 4 | 4 | 3-4 | |
| Weak Acid blue BW | B 138 | 200% | 4-5 | 4 | 4 | 4-5 | 4 | 3-4 | 4 | 4 | 3-4 | 4 | |
| Acid blue 2RW | B 140 | 200% | 5 | 4 | 4 | 4-5 | 4-5 | 4 | 4 | 4-5 | 4 | 3-4 | |
| Note: reference only | |||||||||||||
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