Basic Fuchsin (M.S.)

  • CAS :
    632-99-5
  • REF :
    24485
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QUANTITY PRICE ENQUIRY
25 gm Rs 270.00
100 gm Rs 750.00
500 gm Rs 6520.00

Product Information

  • Formula: Mixture of pararosaniline, rosaniline, and magenta II chlorides.
  • CAS: 632-99-5 (Pararosaniline) / 58969-01-0 (mixture)
  • EC No.: 211-189-6
  • M (Molar Mass): Mixture (~323.8 g/mol for Pararosaniline)
  • D (Density): Not applicable (powder)
  • mp (Melting Point): >250°C (decomposes)
  • bp (Boiling Point): Not applicable
  • Optical Rotation: Not applicable

Chemicals Properties

  • Dye Content: ≥ 85%
  • Appearance: Dark green crystalline powder with metallic luster.
  • Solubility: Soluble in water and alcohol giving a deep red solution.
  • Identification (Spectrophotometric): Absorption maxima conform.
  • Staining Test (Microscopy): Suitable for staining acid-fast bacteria (e.g., in Ziehl-Neelsen stain), nuclei, and elastic fibers.
  • Loss on Drying (at 110°C): ≤ 5.0 %

Hazard Information

  • Hazard: Suspected of causing cancer. Harmful if swallowed.
  • Safety: CARCINOGEN. Use with care. Wear protective gloves.
  • Storage: Store in a tightly closed container in a cool, dry, dark place.