Dragendorff's Reagent

  • CAS :
    NA
  • REF :
    25171
QUANTITY PRICE ENQUIRY
125 ml Rs 1810.00

Product Information

  • Composition: Potassium bismuth iodide solution
  • Preparation: Solution A: Bismuth subnitrate in acetic acid; Solution B: Potassium iodide in water
  • Physical State: Orange-red solution
  • Storage: Stable for 6 months at room temperature in amber bottle
  • Use: Detection of alkaloids, gives orange precipitate

Chemicals Properties

  • Bismuth Content: 8-10 mg/ml as Bi
  • Potassium Iodide: 20-25% w/v
  • Acetic Acid: 10-15% v/v
  • Appearance: Orange-red clear solution
  • Sensitivity: Detects 0.1 μg of alkaloids
  • Precipitation Test: Forms orange precipitate with alkaloids
  • pH: 2.5-3.5
  • Specific Gravity: 1.15-1.25
  • Stability: Stable for 6 months at room temperature in amber bottle
  • Performance: Satisfactory for TLC spraying (1:1 dilution with water)

Hazard Information

  • Hazard: Causes severe skin burns and eye damage. Harmful if swallowed.
  • Safety: Wear protective gloves and eye protection. Use in fume hood.
  • Storage: Store in tightly closed amber container at room temperature.