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Potassium Iodide ( KI ) Potassium Iodide 1kg - 1000g
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 Potassium Iodide 1kg - 1000g "Pin It")
Description
Potassium Iodide
Other Names: KI, potassium salt of hydroiodic acid
CAS Number: 7681-11-0
Sum Formula: KI
Molar Mass: 166.00 g/mol
Appearance: White crystalline powder or colorless crystals
Chemical and Physical Properties
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Density: ~3.13 g/cm³
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Melting Point: 681°C
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Boiling Point: 1,330°C
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Solubility in Water: Highly soluble (140–148 g/100 mL at 20°C)
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Solubility in Other Solvents: Slightly soluble in ethanol
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Odor: Odorless
Applications
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Chemical Synthesis: Used as a source of iodide ions in organic and inorganic reactions
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Laboratory Reagent: Employed in iodometric titrations and as a reducing agent
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Photography: Formerly used in silver-based photographic processing
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Corrosion Inhibition: Acts as a corrosion inhibitor in some solutions
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Catalysis: Occasionally used in catalytic applications and in analytical chemistry
⚠️ This product description excludes applications in food or pharmaceutical industries.
Safety
Signal Word: ⚠️ Warning
GHS Hazard Statements
H302 (16.2%): Harmful if swallowed [Warning Acute toxicity, oral]
H315 (28.4%): Causes skin irritation [Warning Skin corrosion/irritation]
H317 (20.8%): May cause an allergic skin reaction [Warning Sensitization, Skin]
H319 (30.1%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
H334 (11.7%): May cause allergy or asthma symptoms or breathing difficulties if inhaled [Danger Sensitization, respiratory]
H372 (43.6%): Causes damage to organs through prolonged or repeated exposure [Danger Specific target organ toxicity, repeated exposure]
H373 (11.4%): May causes damage to organs through prolonged or repeated exposure [Warning Specific target organ toxicity, repeated exposure]
H411 (14%): Toxic to aquatic life with long lasting effects [Hazardous to the aquatic environment, long-term hazard]
P233, P260, P261, P264, P264+P265, P270, P271, P272, P273, P280, P284, P301+P317, P302+P352, P304+P340, P305+P351+P338, P319, P321, P330, P332+P317, P333+P317, P337+P317, P342+P316, P362+P364, P391, P403, and P501
Handling and Storage
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Storage Conditions: Keep tightly sealed in a dry, cool, and well-ventilated place. Protect from light and moisture
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Handling Precautions: Avoid contact with eyes, skin, and clothing. Use appropriate personal protective equipment and handle under controlled conditions