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Elemental Crystalline Iodine Pure - 500g
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Description
Elemental Crystalline Iodine
Other Names: Iodine, Molecular Iodine, I₂
CAS Number: 7553-56-2
Sum Formula: I₂
Molar Mass: 253.81 g/mol
Appearance: Dark gray to violet-black crystalline solid with a metallic luster and a pungent odor
Chemical and Physical Properties
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Density: 4.93 g/cm³
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Melting Point: 113.7 °C
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Boiling Point: 184.3 °C (sublimes readily)
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Solubility in Water: Very slightly soluble (~0.03 g/100 mL at 25 °C)
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Solubility in Other Solvents: Soluble in ethanol, ether, chloroform, and aqueous potassium iodide
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Vapor Pressure: Produces violet vapors at room temperature
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Odor: Sharp, characteristic odor
Applications
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Chemical Synthesis: Used as a reagent or catalyst in organic and inorganic synthesis
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Analytical Chemistry: Applied in iodometric titrations and as an indicator
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Laboratories: Used in elemental form for halogenation and oxidation reactions
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Photography and Dyes: Precursor for various iodinated compounds in imaging and coloration processes
⚠️ Not intended for food, pharmaceutical, or cosmetic applications.
Safety
Signal Word: ⚠️ Danger
H302+H312+H332 (24.1%): Harmful if swallowed, in contact with skin or if inhaled [Warning Acute toxicity, oral; acute toxicity, dermal; acute toxicity, inhalation]
H302 (40.5%): Harmful if swallowed [Warning Acute toxicity, oral]
H312 (99.5%): Harmful in contact with skin [Warning Acute toxicity, dermal]
H315 (51.5%): Causes skin irritation [Warning Skin corrosion/irritation]
H319 (49.2%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
H332 (99.6%): Harmful if inhaled [Warning Acute toxicity, inhalation]
H335 (45.4%): May cause respiratory irritation [Warning Specific target organ toxicity, single exposure; Respiratory tract irritation]
H372 (45.8%): Causes damage to organs through prolonged or repeated exposure [Danger Specific target organ toxicity, repeated exposure]
H400 (99.5%): Very toxic to aquatic life [Warning Hazardous to the aquatic environment, acute hazard]
H410 (10.9%): Very toxic to aquatic life with long lasting effects [Warning Hazardous to the aquatic environment, long-term hazard]
P260, P261, P264, P264+P265, P270, P271, P273, P280, P301+P317, P302+P352, P304+P340, P305+P351+P338, P317, P319, P321, P330, P332+P317, P337+P317, P362+P364, P391, P403+P233, P405, and P501
Handling and Storage
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Storage Conditions: Store in a tightly sealed, corrosion-resistant container in a cool, dry, well-ventilated place. Protect from light and moisture
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Handling Precautions: Avoid inhalation of vapors and contact with skin or eyes. Handle under fume hood when possible