Diphenylcarbazide 25gr

Diphenylcarbazide is an organic compound used as a sensitive and selective colorimetric reagent for the detection and determination of chromium (VI) ions.

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Diphenylcarbazide is an organic compound used as a sensitive and selective colorimetric reagent for the detection and determination of chromium (VI) ions. It reacts with chromium (VI) to form a deep violet-red complex, enabling its use in various analytical methods, including spectrophotometry and colorimetric titration

Available:

  • Diphenylcarbazide, Analytical Reagent (AR) 10g
  • Diphenylcarbazide, Analytical Reagent (AR) 25g

Type:

  • Color: White to light purple crystalline powder
  • Material: Diphenylcarbazide (C₁₃H₁₄N₄O)

Usage:

  • Chromium Detection: Identification and quantification of Cr⁶⁺ in water samples.
  • Metal Analysis: Complexometric and spectrophotometric determination of various metal ions.
  • Laboratory Reagent: Used in analytical chemistry and environmental testing.

How to use:

  • Solution Preparation: Dissolve Diphenylcarbazide in acetone or ethanol to create a 0.5% to 1% reagent solution.
  • Sample Testing: Add the reagent solution to the test sample containing metal ions.
  • Color Observation: A violet or purple color indicates the presence of hexavalent chromium (Cr⁶⁺).
  • Measurement: Measure absorbance using a spectrophotometer for quantitative analysis (typically at 540 nm wavelength).
  • Storage: Store in a tightly sealed container, in a cool and dry place, away from light and heat sources.

Application:

  • Environmental Testing: Detection of hexavalent chromium in water and wastewater samples.
  • Industrial Applications: Monitoring metal contamination in industrial effluents.
  • Chemical Analysis: Used in laboratories for spectrophotometric analysis.
  • Research & Education: Teaching and demonstrating metal-ion detection techniques.