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Perchloroethylene
Other Names: "per", tetrachloroethylene, perk
Formula: Cl2C: CCl2
Sp. Gr.: 1.6
Viscosity: Thin
Remarks: Colorless liquid, nonflammable, nonexplosive, extremely stable. b.p. 121°C / 250°F, flash point none, miscible with alcohol, ether and oils in all proportions. Used as a dry cleaning solvent, vapor degreasing solvent, drying agent for metals and certain other solids, solvent for rubber, waxes, tar, paraffins, gum. May be corrosive in presence of water.
Pump Notes: Cast iron construction is satisfactory. VitonŽ elastomers are recommended as is a mechanical shaft seal.
VitonŽ is a registered trademark of DuPont Performance Elastomers L.L.C