| purified cotton | Absorbent cotton in which the hairs of the seed of varieties of Gossypium and other allied species are freed from adhering impurities, deprived of fatty matter, bleached, and sterilised; used for tampons, etc. (05 Mar 2000) |
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| purified ozokerite | A natural mixture of hydrocarbons of high molecular weight; a substitute for beeswax, also used in dentistry for impressions. Synonym: cerin, cerosin, earth wax, mineral wax, purified ozokerite. (05 Mar 2000) |
| purified placental protein | human placental lactogen |
| purified protein derivative of tuberculin | Purified tuberculin containing the active protein fraction; the tuberculin from which it is prepared differs from tuberculin chiefly in that the bacteria are grown in a synthetic rather than in a broth medium. (05 Mar 2000) |
| purified water | Water obtained by distillation or deionization. (05 Mar 2000) |