Brilliant Blue
Blue 1, Brilliant Blue FCF, Food Blue 2
- CAS
- 3844-45-9
- EC
- 223-339-8
- Food Code
- E133
- Sectors
- Food & Nutrition, Personal Care & Cosmetics, Pharma & Healthcare
Brilliant Blue (CAS 3844-45-9), also known as E133, is a synthetic triphenylmethane dye that comes as a reddish-violet powder or fine crystalline granules, dissolves readily in water and keeps its intense blue shade under light and heat, and it is used to color beverages, confectionery, pharmaceuticals and cosmetics. It demonstrates excellent color stability under light and heat.
Typical Properties
| Molecular formula | C37H36N2O9S3.2Na |
|---|---|
| Molecular weight | 792.85 g/mol |
| Appearance | reddish-violet powder or granules |
| Form | Fine Crystalline Powder |
| Color | Dark purple |
| Melting point | 283 °C |
| Density | 0.65 |
| Water solubility | SOLUBLE |
| HS code | 29309090 |
| Grades available | Food Grade |
Typical literature values for identification; lot-specific results are stated on the certificate of analysis (COA) and the safety data sheet (SDS) that accompany every delivery.
Brilliant Blue
Applications
Used in beverages, confectionery, and pharmaceuticals as a coloring agent. Also utilized in cosmetics, biological stains, and detergents requiring vivid blue hues.
Safety & Risks
Non-toxic at approved use levels. Avoid dust inhalation; handle in ventilated environments to prevent color migration.
Packaging
Delivered in 25 kg foil-lined paper drums or sealed PE bags. Store cool, dry, and away from direct sunlight.