Applications:
The primary food colours are water soluble and are widely used as additives to dress up food products thereby making them more appealing and tempting.
| Product Name | C.I. No. | Indicative Shade | India | EC | Status in USA | Japan | China | pH | Stability to Light | Stability to Heat °C (Max) | Maximum Solubility in Water (gm/100 ml at 28°C) |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Tartrazine | 19140 | YES | E102 | FD&C Yellow 5 | Yellow #4 | YES | 3-11 | 6 | 230 | 20 | |
| Quinoline Yellow WS | 47005 | NO | E104 | NO | Yellow #203 | 0 | 1-9 | 7 | 230 | 20 | |
| Sunset Yellow | 15985 | YES | E110 | FD&C Yellow 6 | Yellow #5 | YES | 1-9 | 6 | 230 | 12 | |
| Ponceau 4R | 16255 | YES | E124 | NO | Red #102 | YES | 1-10 | 6 | 250 | 22 | |
| Carmoisine | 14720 | YES | E122 | NO | NO | 0 | 4-8 | 5 | 210 | 12 | |
| Amaranth | 16185 | NO | E123 | NO | Red #2 | YES | 2-9 | 5 | 200 | 12 | |
| Allura Red | 16035 | YES | E129 | FD&C Red 40 | Red #40 | YES | 2-10 | 5 | 210 | 22 | |
| Erythrosine | 45430 | YES | E127 | FD&C Red 3 | Red #3 | YES | 5-11 | 2 | 210 | 57 | |
| Indigo Carmine | 73015 | YES | E132 | FD&C Blue 2 | Blue #2 | YES | 2-10 | 1 | 200 | 1 | |
| Brilliant Blue FCF | 42090 | YES | E133 | FD&C Blue 1 | Blue #1 | YES | 3-11 | 5 | 180 | 20 | |
| Patent Blue V | 42051 | NO | E131 | NO | Blue #202 | NO | 4-12 | 7 | 200 | 8.5 | |
| Brown HT | 20285 | NO | E155 | NO | NO | NO | 4-8 | 5 | 250 | 18 |