Description

Methyl Orange, PH Indicator

Synonym: 4-[4-(Dimethylamino)phenylazo]benzenesulfonic acid sodium salt, Acid Orange 52, Helianthin, Orange III

• CAS Number: 547-58-0
• C. I. No.: 13025
• Dye Content: Min. 95%
• PH range: 3.0-4.4, Pink to Yellow
• Empirical Formula (Hill Notation): C₁₄H₁₄N₃NaO₃S
• Molecular Weight: 327.33
• Physical Form: Powder
• Packaging: Glass Bottle

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