What is DCM and how is it used?
Dichloromethane (DCM) is a colorless organic liquid with a sweet, chloroform-like odor. The greatest use of DCM is as a paint remover. Other uses include: solvent and cleaning agent in a variety of industries, a fumigant for strawberries and grains; and to extract substances from foodstuffs.
The list of synonyms given below may help you find out whether you are using this chemical at home or work.
Trade Names and Synonyms:
DCM
Methylene chloride
Plus...MSDS says:
General
Synonyms: HCC 30, methane dichloride, methylene chloride, methylene dichloride, aerothene MM, DCM, narkotil, solaesthin, solmethine, NCI-C50102, R 30, methylene bichloride, Freon 30
Molecular formula: CH2Cl2
CAS No: 75-09-2
EC No: 200-838-9
EC Index No: 602-004-00-3
Physical data
Appearance: colourless liquid
Melting point: -97 C
Boiling point: 40 C
Vapour density: 2.9
Vapour pressure: 6.8 psi at 20 C
Specific gravity: 1.32
Flash point: none
Explosion limits: 14 % - 22%
Autoignition temperature: 661 C
Water solubility: slight
Stability
Stable. Incompatible with alkali metals, aluminium, strong oxidising agents, strong caustics, some forms of plastic, titanium.
Flammable types have been seen to contain DCM but the non-flammable goodstuff that bees like contains only tetrachloroetylene and CO2!
Peace of the REaction
Have FUN-Bee SAFE