Description
Methyl Orange is a synthetic pH indicator used in acid-base titrations. It exhibits a distinct color change from red (acidic) to yellow (alkaline) in the pH range of 3.1 to 4.4. Supplied as a high-purity orange-red powder, it is soluble in water and alcohol, making it ideal for laboratory, educational, and industrial applications.
Specification:
- Chemical Name: Methyl Orange
- Chemical Formula: C₁₄H₁₄N₃NaO₃S
- Molecular Weight: 327.33 g/mol
- CAS Number: 547-58-0
- Appearance: Orange-red crystalline powder
- Purity: ≥99% (Analytical grade)
- Solubility: Soluble in water and alcohol
- pH Indicator Range: 3.1 (red) – 4.4 (yellow)
- Storage Conditions: Cool, dry place; sealed container
- Melting Point: Decomposes before melting (~300°C)
- Packaging: 100g