MEK (Methyl Ethyl Ketone) CAS 78-93-3

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MEK (Methyl Ethyl Ketone) CAS 78-93-3

MEK (Methyl Ethyl Ketone) is a high-purity organic solvent with excellent solubility and volatility, widely used in global industrial production. It has passed REACH registration, and MSDS download is available for customers to obtain detailed safety, technical and compliance information.

Product Synonyms

The common synonyms of MEK include: Methyl Ethyl Ketone, 2-Butanone, Ethyl Methyl Ketone, MEK solvent, Butan-2-one, and its molecular formula is .

Product Properties & Physical Characteristics

MEK (Methyl Ethyl Ketone) has a molecular formula of and a molecular weight of 72.11. Its CAS number is 78-93-3. Under normal temperature and pressure, it is a colorless, transparent liquid with a characteristic sharp, sweet odor. It is highly soluble in water (miscible in certain proportions) and most organic solvents such as ethanol, ether, benzene, and acetone. The boiling point of MEK is 79.6℃, the melting point is -86.6℃, and the density is 0.805 g/cm³ (20℃). It is flammable and volatile, with a flash point of -9℃, so it should be stored and used away from open flames and high temperatures.

Common Product Specifications

Product Applications

MEK (Methyl Ethyl Ketone) is a versatile organic solvent and chemical intermediate, widely used in various industrial fields. In the coating and paint industry, it is a key solvent for vinyl coatings, alkyd resins, and polyurethane coatings, improving the solubility and leveling of coatings. In the adhesive industry, it is used to formulate adhesives for plastics, rubber, and leather, enhancing adhesion and drying speed. In the chemical synthesis industry, it serves as a raw material for producing methyl isobutyl ketone (MIBK), butyl acetate, and other chemicals. It is also applied in the printing industry as a solvent for inks, in the textile industry for degreasing and cleaning fabrics, and in the electronics industry for cleaning electronic components. Additionally, MEK is used in the pharmaceutical and food industries as a solvent and extractant (complying with relevant industry standards).

FAQ

Q1: What are the key safety precautions when using MEK?

A1: MEK is flammable and volatile, so it should be used in a well-ventilated environment, away from open flames, sparks, and high-temperature heat sources. Operators should wear appropriate protective equipment (such as gloves, goggles) to avoid direct contact with skin and eyes. For detailed safety operation guidelines and emergency handling measures, please refer to the MSDS download document.

Q2: Does MEK meet international import and export standards? Is it compliant with REACH regulations?

A2: MEK fully complies with international industrial solvent standards and has passed REACH registration, meeting the import requirements of European, American, and other global markets. It also complies with relevant environmental and safety regulations of major importing countries, and relevant compliance documents can be provided upon request.

Q3: What is the shelf life of MEK, and how to store it to extend its service life?

A3: The shelf life of MEK is 12 months when stored properly. It should be stored in a sealed, corrosion-resistant container, placed in a cool, dry, and well-ventilated warehouse (temperature below 30℃), away from oxidants, acids, and alkaline substances. Avoid direct sunlight and prevent moisture absorption and contamination.

For more detailed technical parameters, safety instructions, and compliance information of MEK, please use the MSDS download service to obtain the complete and professional document.

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