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2 - Butanone MEK MethylEthylKetone GLASS Pure >99,9% - 5000ml - HDPE 5L
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Description
2-Butanone (MEK, Methyl Ethyl Ketone)
Other Names: Methyl ethyl ketone, MEK
CAS Number: 78-93-3
Sum Formula: C₄H₈O
Molar Mass: 72.11 g/mol
Appearance: Clear, colorless liquid with a sharp, sweet odor
2-Butanone, commonly known as MEK, is a volatile, highly flammable organic solvent used extensively in industrial and laboratory settings. Its strong solvency and fast evaporation rate make it ideal for dissolving resins, coatings, adhesives, and plastics.
Chemical and Physical Properties
Density: 0.805 g/cm³ at 20 °C
Melting Point: −86.3 °C
Boiling Point: 79.6 °C
Solubility in Water: Miscible
Solubility in Other Solvents: Miscible with alcohols, ethers, esters, and hydrocarbons
Odor: Sweet, acetone-like
Applications
Coatings and Adhesives: Widely used as a solvent in lacquers, varnishes, and adhesives due to rapid evaporation.
Plastics and Rubber: Used in the processing and cleaning of plastic and rubber components.
Printing Inks: Applied as a thinning agent for fast-drying inks.
Cleaning Agent: Employed for degreasing and cleaning metal surfaces in industrial environments.
Laboratory Use: Acts as a reaction solvent or intermediate in organic synthesis.
Safety
Signal Word: Danger
H225 (> 99.9%): Highly Flammable liquid and vapor [Danger Flammable liquids]
H319 (> 99.9%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
H336 (99.5%): May cause drowsiness or dizziness [Warning Specific target organ toxicity, single exposure; Narcotic effects]
P210, P233, P240, P241, P242, P243, P261, P264+P265, P271, P280, P303+P361+P353, P304+P340, P305+P351+P338, P319, P337+P317, P370+P378, P403+P233, P403+P235, P405, and P501
Handling and Storage
Storage Conditions: Store in a cool, dry, well-ventilated area in tightly sealed containers. Keep away from ignition sources and oxidizing agents.
Handling Precautions: Avoid inhalation and contact with skin and eyes. Use appropriate protective equipment and ensure good ventilation.