CAS 75-09-2 Dichloromethane (DCM), also known as methylene chloride, is a volatile, colorless liquid with a mildly sweet aroma. It is an important chemical compound widely used in various industries.
Chemical Information
Chemical Name: Methylene Chloride
Common Names: Dichloromethane (DCM), Solvent 50
CAS Number: 75-09-2
Molecular Formula: CH₂Cl₂
Molecular Weight: 84.93 g/mol
Appearance: Clear, colorless liquid
Odor: Sweet, chloroform-like odor
Purity: ≥ 99.9%
Physical & Chemical Properties
Boiling Point: 39.6°C (103.3°F)
Density: 1.33 g/cm³ @ 20°C
Solubility: Slightly soluble in water, fully miscible with organic solvents
Viscosity: Low
Flash Point: Non-flammable
Evaporation Rate: High
Vapor Pressure: 47.3 kPa @ 20°C
Dielectric Constant: 9.1
Biodegradability: Partial
DCM Dichloromethane uses
Methylene chloride or DCM Dichloromethane is a common ingredient in many different industrial processes, from the textile to food industry:
- Solvent for organic compounds
- Paint stripper
- Degreaser(food industry)
- Used in the process of decaffeinating tea and coffee
- Used to prepare hops and other flavourings
- Spray propellant and blowing agent
- Used to manufacture plastic (as a welding adhesive)
- Used in the textile industry
- Used in jukeboxes
- Used to test bituminous materials in civil engineering
Safety:
CAS 75-09-2 Dichloromethane is a volatile compound that poses health risks, such as respiratory issues and potential carcinogenic effects with prolonged exposure. Proper safety measures, including ventilation and protective equipment, are necessary when handling DCM.
Storage
- Store in a cool, dry, and well-ventilated area.
- Keep away from open flames, hot surfaces, and strong oxidizing agents.
- Use approved, chemical-resistant containers to prevent contamination.
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