Methylene Blue For Microscopy

  • CAS :
    61-73-4
  • REF :
    25788
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QUANTITY PRICE ENQUIRY
25 gm Rs 420.00
100 gm Rs 1610.00

Product Information

  • Formula: C₁₆H₁₈ClN₃S·3H₂O (commonly trihydrate)
  • CAS: 7220-79-3 (Methylene Blue chloride, trihydrate)
  • EC No.: 230-515-8
  • M: 373.90 g/mol (trihydrate)
  • D: Not applicable
  • mp: Not applicable
  • bp: Not applicable
  • Optical Rotation: Not applicable

Chemicals Properties

  • Dye Content (Spectrophotometry): ≥ 82% (on anhydrous basis).
  • Appearance: Dark green crystalline powder with bronze luster.
  • Solubility: Soluble in water giving a deep blue solution, sparingly soluble in ethanol.
  • Identification (TLC): Passes test.
  • Absorbance (1% solution, 1 cm cell):
  • Ratio A₆₆₅/A₆₁₂: 1.15 – 1.30.
  • Loss on Drying: ≤ 15.0 % (trihydrate).
  • Residue on Ignition: ≤ 1.0 %.
  • Microscopy Staining Performance: Passes test (clearly stains nuclei).

Hazard Information

  • Hazard: May cause eye irritation. Harmful if swallowed.
  • Safety: For laboratory use only. Avoid inhalation of dust. Wear protective gloves/eye protection.
  • Storage: Store in a cool, dry place. Keep container tightly closed. Protect from light.