| | atul pigment red RS sodium salt |
| | brasilaca red R |
| | britone red Y |
| | c.i. 15630 |
| | C.I. pigment red 49 |
| | C.I. pigment red 49, monosodium salt |
| | carnelio pale lithol red |
| | certiqual lithol red |
| | D & C red no. 10 |
| | D and C red no. 10 |
| | D&C red no. 10 |
| | eljon lithol red no. 10 |
| | graphic red Y |
| | irgalite red RL |
| | lake red R |
| | lake red RL |
| | light red RS |
| | lithol red 17676 |
| | lithol red 3580 |
| | lithol red 3GS |
| | lithol red B |
| | lithol red R |
| | lithol red RL 151 |
| | lithol red toner |
| | lithol toner extra light 5000 |
| | lithol toner sodium salt RT 314 |
| | lithol toner YA 8003 |
| | lutetia red R |
| | monolite red R |
| 1- | naphthalenesulfonic acid, 2-((2-hydroxy-1-naphthalenyl)azo)-, monosodium salt |
| | new york red |
| | oralith red SR water soluble |
| | pigment red 49 |
| | pigment red 49 (c.i. 15630) |
| | plastoresin red SR |
| | recolite red LYS |
| | red no. 205 |
| | resamine red RB |
| | resamine red RC |
| | segnale red R |
| | signal red |
| | siloton red R |
| | sodium 2-((2-hydroxy-1-naphthalenyl)azo)-1-naphthalenesulfonate |
| | sodium 2-((2-hydroxynaphthyl)azo) naphthalene sulfonate |
| | sodium 2-((2-hydroxynaphthyl)azo)naphthalenesulphonate |
| | sodium 2-[(2Z)-2-(2-oxo-1(2H)-naphthalenylidene)hydrazino]-1-naphthalenesulfonate |
| | sodium lithol red |
| | sodium;2-[(2Z)-2-(2-oxonaphthalen-1-ylidene)hydrazinyl]naphthalene-1-sulfonate |
| | tertropigment red LR |
| | uulcol scarlet 2G |
| | vulcafix red R |