Tar, wood, ext. An ether-free product obtained following repeated ether extraction of wood tar.

Tar oils The volatile oil obtained by the distillation of wood tar. Composed primarily of phenolic substances and hydrocarbons. Exact composition varies with production methods and wood source.

Pyroligneous acids, exts. Extracts derived from pyroligneous acid which is the condensed volatile material obtained from the destructive distillation of wood.

Oak, Quercus alba, ext. Extractives and their physically modified derivatives such as tinctures, concretes, absolutes, essential oils, oleoresins, terpenes, terpene-free fractions, distillates, residues, etc., obtained from Quercus alba, Fagaceae.

Oak, Quercus petraea, ext. Extractives and their physically modified derivatives such as tinctures, concretes, absolutes, essential oils, oleoresins, terpenes, terpene-free fractions, distillates, residues, etc., obtained from Quercus petraea, Fagaceae.

Paraffin waxes (coal), brown-coal high-temp. tar, carbon-treated Coal Tar Extract [A complet combination of hydrocarbons obtained by the treatment of lignite carbonization tar with activated carbon for removal of trace constituents and impurities. It consists predominantly of saturated straight and branched chain hydrocarbons having carbon numbers predominantly greater than C 12 .] A complex combination of hydrocarbons obtained by the treatment of lignite carbonization tar with activated carbon for removal of trace constituents and impurities. It consists predominantly of saturated straight and branched chain hydrocarbons having carbon numbers predominantly greater than C12. 648-052-00-9