Methyl orange, solution 0,04%, indicator

- Synonyms: Helianthine, 4- Dimethylaminoazobenzene-4'-sulfonic acid sodium salt, Gold orange
- C14H14N3NaO3S
- CAS [547-58-0]
- EINECS-No.: 208-925-3
- Density: ~ 1,0 g/cm3
- Tariff number: 2927 00 00 90
- Applications: analytical chemistry, laboratory reagent, indicator, for biology.

SPECIFICATIONS
pH range (red-orange): 3,1 - 4,4