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 |
