- Synonyms: 2-[(4-Dimethylamino)phenylazo]benzoic acid - C15H15N3O2 - M = 269,31 g/mol - CAS [493-52-7] - EINECS-No.: 207-776-1 - Density: 0,93 g/cm3 - Flash pt. 27 °C - ADR: 3 F1 III UN 1993 - IMDG: 3 III UN 1993 - IATA/ICAO: 3 III UN 1993 - GHS-signal word: Warning - GHS-H sentences: H226 - H319 - GHS-P sentences: P210 - P303+P361+P353 - P305+P351+P338 - P370+P378 - P403+P235 - P501a - Tariff number: 2927 00 00 90 - Applications: analytical chemistry, laboratory reagent, indicator, for microbiology. SPECIFICATIONS pH range (red to yellow): 4,2 - 6,2