α-Naptholbenzein Indicator Solution

  • CAS :
  • REF :
    25851
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QUANTITY PRICE ENQUIRY
100 ml Rs 406.25

Product Information

Formula: C₂₇H₂₀O₃ (indicator itself) CAS: 145-50-6 EC No.: 205-655-2 M: 392.45 g/mol D: ~1.00 g/cm³ (solution) mp: Not applicable bp: Not applicable Optical Rotation: Not applicable

Chemicals Properties

Concentration: Typically 0.1% w/v in ethanol or glacial acetic acid. Appearance: Yellow to orange-brown solution. pH Transition (acid-base): Yellow 8.5 – 10.1 Blue-Green. Color Change Test: Passes test (yellow in pH 8.0 buffer, blue-green in pH 10.5 buffer). Clarity: Clear solution.

Hazard Information

Hazard: Flammable (if in ethanol). Causes serious eye irritation. Safety: Keep away from heat/sparks/open flames. Wear protective gloves/eye protection. Storage: Store in a cool, well-ventilated place. Protect from light.