Available:
- 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.
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