| Bioactivity | Ponceau 4R is a synthetic colourant that may be used as a food colouring. onceau 4R is a strawberry red azo dye which can be used in a variety of food products, and is usually synthesized fromaromatic hydrocarbons; it is stable to light, heat, and acid but fades in the presence of ascorbic acid. |
| Name | Ponceau 4R |
| CAS | 2611-82-7 |
| Formula | C20H11N2Na3O10S3 |
| Molar Mass | 604.47 |
| Appearance | Solid |
| Transport | Room temperature in continental US; may vary elsewhere. |
| Storage | 4°C, sealed storage, away from moisture and light *In solvent : -80°C, 6 months; -20°C, 1 month (sealed storage, away from moisture and light) |
Ponceau 4R
CAS: 2611-82-7 F: C20H11N2Na3O10S3 W: 604.47
Ponceau 4R is a synthetic colourant that may be used as a food colouring. onceau 4R is a strawberry red azo dye which ca
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