About Diphenylcarbazide
Diphenylcarbazide
Other Name : 1,5-Diphenyl carbazide, 1,5-Diphenyl carbohydrazide
CAS Number : 140-22-7
Molecular Formula : C13H14N4O
Molecular Weight(Mass) : 242.28gm/mole
Appearance : White to off-white crystalline powder, gradually becomes pink
Assay(HPLC): 98%
Solubility : Soluble in a mixture of acetone and water
Melting range : 171-175C High-Quality Analytical ReagentDiphenylcarbazides 99% purity and analytical grade classification make it trustworthy for precise laboratory determinations. Its crystalline form ensures consistency in measurement, while the absence of odor and its distinct white to pale pink appearance allow easy identification during usage.
Optimal Storage and StabilityThe compound maintains stability at ambient temperature as long as it is shielded from light. Essential for conserving its analytical properties, recommended storage involves a tightly sealed container away from direct light sources, supporting a shelf life of two years.
Safety Measures and Packaging OptionsHandling Diphenylcarbazide requires safety precautions due to its poisonous nature. Always use gloves and eye protection, avoiding direct contact or inhalation. Offered in multiple packaging sizes (25g, 100g, 500g bottles), it caters to a range of laboratory needs, ensuring convenient dispensing and secure storage.
FAQs of Diphenylcarbazide:
Q: How should Diphenylcarbazide be properly stored to ensure maximum shelf life?
A: Diphenylcarbazide should be stored in a tightly closed container protected from light at ambient temperature. Keeping it in these conditions will help maintain its stability and analytical effectiveness for up to two years.
Q: What are the main applications of Diphenylcarbazide in laboratory analysis?
A: It is primarily used as a colorimetric reagent for the detection and quantification of chromium and other heavy metals, making it valuable in water quality assessment and environmental monitoring.
Q: When is it necessary to replace Diphenylcarbazide stocks in the lab?
A: Replacement is recommended after two years, or sooner if the reagent shows discoloration or degradation due to light exposure, to ensure reliability in analytical procedures.
Q: Where is Diphenylcarbazide most commonly applied within laboratory settings?
A: Commonly, it is utilized in analytical chemistry laboratories, environmental testing facilities, and research institutions across India that require heavy metal analysis in aqueous samples.
Q: What is the recommended process for safely using Diphenylcarbazide?
A: Always handle Diphenylcarbazide wearing gloves and safety goggles, in a well-ventilated area. Avoid skin and eye contact, as well as inhalation, due to its poisonous characteristics.
Q: How does using Diphenylcarbazide benefit analytical procedures?
A: Its high purity and sensitivity to heavy metals enhance detection accuracy, streamlining quantitative and qualitative analysis in laboratory workflows.
Q: Can Diphenylcarbazide be disposed of with regular chemical waste?
A: Because it is poisonous, Diphenylcarbazide waste should be managed according to local hazardous chemical disposal regulations rather than with routine chemical waste streams.