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Wersje językowe
Producenci
Naftalen krystaliczny (naftalina, naftalina, antymit) - 10g
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 - 10g "Pin It")
Opis
Naphthalene (Crystalline)
Other Names: Naphthalin, Naphthaline, Antimite, Tar camphor
CAS Number: 91-20-3
EC Number: 202-049-5
Chemical Formula: C₁₀H₈
Molar Mass: 128.17 g/mol
Appearance: White to off-white crystalline solid with a strong, characteristic mothball-like odor
Chemical and Physical Properties
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Density: 1.14 g/cm³
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Melting Point: ~80.5°C
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Boiling Point: ~218°C
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Vapor Pressure: ~0.087 mmHg at 25°C
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Solubility in Water: Very low (~30 mg/L at 25°C)
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Solubility in Other Solvents: Soluble in ethanol, ether, benzene, and chloroform
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Odor: Pungent, aromatic, characteristic of mothballs
Applications
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Moth Repellent: Historically used to repel moths and insects in storage environments.
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Chemical Intermediate: Used in the production of phthalic anhydride, synthetic resins, dyes, and other organic compounds.
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Laboratory Use: Sometimes used in melting point determination and other basic chemical demonstrations.
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Explosives and Fuels: Minor use in specialized fuel additives and explosives.
Safety
Signal Word: Danger
H228 (38.8%): Flammable solid [Danger Flammable solids]
H302 (99.8%): Harmful if swallowed [Warning Acute toxicity, oral]
H351 (98.9%): Suspected of causing cancer [Warning Carcinogenicity]
H400 (99.6%): Very toxic to aquatic life [Warning Hazardous to the aquatic environment, acute hazard]
H410 (99.9%): Very toxic to aquatic life with long lasting effects [Warning Hazardous to the aquatic environment, long-term hazard]
P203, P210, P240, P241, P264, P270, P273, P280, P301+P317, P318, P330, P370+P378, P391, P405, and P501
Handling and Storage
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Storage Conditions: Store in a tightly closed container in a cool, dry, and well-ventilated area, away from open flames and oxidizing agents.
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Handling Precautions: Avoid dust formation and inhalation. Use personal protective equipment and ensure adequate ventilation.
