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Methyl Orange Reagent Dye - pH indicator - C.I. 13025

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Methyl orange AR

C.I. 13025

Synonyms: C.I. 13025; Acid Orange 52; Methyl orange sodium salt; Sodium 4-(4-dimethylaminop­henylazo)benze­nesulphonate; C.I. Acid Orange 52; Dexon; Diazoben; Eniamethyl Orange; Helianthine; Gold Orange; Methyl Orange B; Orange 3; Tropaeol;

SPECIFICATION

  • CAS No.: 547-58-0
  • EINECS: 208-925-3
  • Molecular Weight: 327.33
  • Chemical Formula: C14H14N3NaO3S
  • Appearance: orange powder
  • Odour: odourless
  • Solubility: soluble in hot water
  • S.G. 0.891.0 g/ml @20C
  • Melting Point: 300 °C
  • Boiling Point: not available
  • Flash Point: not available
  • Vapour density: 11.3
 

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