1,5-Diphenylcarbazone – 95% Pure – CAS 538-62-5 – Analytical Reagent / Complexometric Indicator

1,5-Diphenylcarbazone, CAS 538-62-5, is a high-purity organic compound widely used as a complexometric indicator in analytical chemistry, particularly for the detection of heavy metals like mercury, chromium, and lead. It exhibits a visible color change upon complexation, making it ideal for titrations and quantitative analysis.

Closely related to diphenylcarbazide, this compound is often used where a broader transition range or specific metal selectivity is required. Supplied in fine powder form for precise laboratory applications.

🧪 Common Applications:

• Metal ion detection and titration

• Complexometric analysis of mercury, chromium, and lead

• Water quality testing

• Reagent in chemical education and research

• Used in photometric methods of analysis

Specifications:

• Chemical Name: 1,5-Diphenylcarbazone

• Synonyms: Diphenylcarbazone, 1,5-Diphenylhydrazone

• CAS Number: 538-62-5

• Purity: 95%

• Appearance: Reddish-purple crystalline powder

• Solubility: Soluble in ethanol and other organic solvents

• Packaging: Sealed, light-resistant lab-grade container

Safety & Handling:

• Avoid inhalation and skin contact

• Handle in well-ventilated area with gloves and eye protection

• Store in a cool, dry location, protected from light

• Not for food, drug, or household use

GHS Hazard Classification:

• Signal Word: Warning

• Hazard Statements:

  • H302 – Harmful if swallowed

  • H315 – Causes skin irritation

  • H319 – Causes serious eye irritation

• Precautionary Statements:

  • P280 – Wear protective gloves/eye protection

  • P305 + P351 + P338 – IF IN EYES: Rinse cautiously with water