Dimethyl Yellow (pH Indicator)

  • CAS :
    60-11-7
  • REF :
    25132
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QUANTITY PRICE ENQUIRY
25 gm Rs 156.25
100 gm Rs 462.5

Product Information

Formula: C₁₄H₁₅N₃ CAS: 60-11-7 EC No.: 200-455-7 M (Molar Mass): 225.29 g/mol mp (Melting Point): 114-116°C pH Transition Range: 2.9 (red) to 4.0 (yellow) λmax: 410 nm (acidic form)

Chemicals Properties

Dye Content: ≥ 85% Appearance: Orange to red crystalline powder pH Transition: Clear change from red to yellow Loss on Drying: ≤ 1.0% Sulfated Ash: ≤ 0.5% Solubility: Soluble in ethanol, methanol; insoluble in water Indicator Performance: Satisfactory for pH determination Heavy Metals (as Pb): ≤ 30 ppm Melting Range: 113-117°C Absorbance (0.1% in ethanol): E₁%₁cm ≥ 200 at 410 nm

Hazard Information

Hazard: May be harmful if swallowed. Causes eye irritation. Safety: Wear protective gloves and eye protection. Storage: Store in tightly closed container at room temperature. Protect from light.