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Ditizon Diphenylthiocarbazone 50g
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Description
Ditizon
Other Names: Diphenylthiocarbazone
CAS Number: 60-10-6
Sum Formula: C₁₈H₁₂N₄S
Molar Mass: 256.33 g/mol
Appearance: Dark green to black crystalline powder
Ditizon is an organic compound belonging to the thiocarbazone family, featuring conjugated aromatic rings and a sulfur atom. It is widely used as a complexing agent in analytical chemistry, particularly for the qualitative and quantitative determination of metal ions.
Chemical and Physical Properties
Density: ~1.4 g/cm³ (estimated)
Melting Point: 156–158°C
Boiling Point: Decomposes before boiling
Solubility in Water: Practically insoluble
Solubility in Other Solvents: Soluble in organic solvents such as chloroform, carbon tetrachloride, and benzene
Odor: Odorless
Applications
Analytical Chemistry: Used for the colorimetric determination of heavy metals such as lead, mercury, and cadmium.
Complexometry: Forms colored complexes with various metal ions for visual or spectrophotometric analysis.
Organic Synthesis: Investigated as a ligand in coordination chemistry and metal extraction studies.
Environmental Testing: Applied in detecting trace metal contamination in water and soil samples.
Research Laboratories: Utilized in experiments requiring selective metal complexation.
Safety
Signal Word: Warning
H315 (100%): Causes skin irritation [Warning Skin corrosion/irritation]
H319 (100%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
H335 (94.4%): May cause respiratory irritation [Warning Specific target organ toxicity, single exposure; Respiratory tract irritation]
P261, P264, P264+P265, P271, P280, P302+P352, P304+P340, P305+P351+P338, P319, P321, P332+P317, P337+P317, P362+P364, P403+P233, P405, and P501
Handling and Storage
Storage Conditions: Store in a tightly closed container in a cool, dry, and well-ventilated place. Protect from light and moisture.
Handling Precautions: Avoid creating dust and inhalation. Handle with appropriate PPE, including gloves, lab coat, and eye protection.