Methylene Dichloride
Dichloromethane (DCM, or methylene chloride) is an organic compound with the Chemical formula CH2Cl2. This colorless, volatile liquid with a moderately sweet aroma is widely used as a solvent. Although it is not miscible with water, it is miscible with many organic solvents. One of the most well-known applications of dichloromethane is in the drinking bird heat engine.
Parameter | Value |
---|---|
Molecular Formula | CH2Cl2 |
Molecular Weight | 84.93 |
CAS Number | [75-09-2] |
Description | Clear colourless liquid |
Purity (%) by GC | 99.90 min |
Specific Gravity @ 15/15 Degree Celcius | 1.331-1.333 |
Methyl chloride content in ppm | 20 max |
Chloroforaw Material content in ppm | 40 max |
Carbon tetrachloride content in ppm | 10 max |
Trans-isomer content in ppm | 80 max |
Moisture (%) | 0.02% max |
Free chlorine in ppm | 1 max |
Acidity as HCl | nil |
Industry | Application |
---|---|
Polymer | in Manufacture of polycarbonate and phenolic resins |
Textile | in Manufacture of rayon yarns |
Food | As extractant for edible fats, cocoa, butter and essences |
Adhesive | adhesive for polymethyl methacrylate |
Aviation | aerosol propellant and refrigerant |
Process and Manufacturing | general purpose solvent in chemical industries including Pharmaceuticals, agro and fragrances |