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Print Version

Other Names: Chloromethane
Formula: CH3C1
Sp. Gr.: 0.92
Viscosity: Thin

Remarks: Colorless, non-corrosive, liquefiable gas, non-irritant but poisonous; b.p. -24ºC / -11ºF, m.p. -98ºC / -144ºF, flash point below 0ºC / 32ºF. Soluble in alcohol, benzene and carbontetrachloride. Used in making silicones, as a refrigerant, in medicine, as a fluid in thermometers, as a low temperature solvent, as a propellant in high pressure aerosols and as a pesticide. Flammable liquid. Vapor harmful. Corrosive in presence of water.

Pump Notes: Cast iron construction is satisfactory. Do not use a pump with any aluminum parts. PTFE or Kalrez® elastomers are recommended as is a mechanical shaft seal.