Methyl orange (C.I. 13025) (A0581)
AppliChem GmbHTransition interval: pH 3.1 - 4.4 (rose - yellow)Formula: C14H14N3NaO3SM: 327.34 g/molCAS-No.: 547-58-0HS-No.: 29270000EC-No.: 208-925-3Storage: RTLGK: 6.1 ADisposal: 3R: 25S: 37-45hazardidentification: toxicClass/PG: 6.1/IIIUN-No.: UN2811WGK: 3*Specification: Assay (photometr.): min. 85 %