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Specifications
| Tinting Strength: | Standard comparison, 100 ± 1.5% |
| Shade: | Standard comparison, DE 0.50 max |
| Moisture: | 0.50% max |
| Ash: | 0.25% max |
| Insolubility: | 0.20% max |
| Fe Content: | 100 ppm max |
| pH Value (5% aqueous solution): | 6~8 |
Applications
1. Coloring Hydrocarbon Fuels and Lubricants
Used to color diesel, kerosene, heating oils, and other petroleum products for identification, branding, or regulatory purposes.
Helps distinguish fuel grades and detect adulteration.
2. Plastics and Polymers
Used for coloring non-polar plastics and polymers such as polyethylene, polypropylene, and polystyrene.
Offers good heat stability during polymer processing.
3. Printing Inks
Incorporated into solvent-based inks for printing on non-absorbent substrates such as plastics and metals.
Provides bright, stable blue coloration.
4. Wax and Lubricant Coloring
Used to color paraffin waxes, mineral oils, and lubricants for decorative or identification purposes.
Benefits
Excellent Solubility in Oils and Hydrocarbons: Ensures uniform and stable coloration.
Good Heat Stability: Retains color intensity during high-temperature processing.
Vivid Blue Color: Provides bright, attractive coloration suitable for diverse applications.
Chemical Resistance: Stable against many chemicals and environmental factors.
Versatile: Suitable for many non-polar systems including fuels, plastics, and inks.
Conclusion
Solvent Blue 104 (CAS 116-75-6) is a versatile oil-soluble azo dye widely used for coloring hydrocarbon fuels, lubricants, plastics, and solvent-based inks. Its intense blue color, excellent solubility, and thermal stability make it ideal for industrial applications requiring reliable and vivid blue coloration in non-polar media.

