4-甲基吡啶-N-氧化物, 4-Picoline N-Oxide

(+/-)-哌嗪-2-羧酸二盐酸, (±)-Piperazine-2-carboxylic acid dihydrochloride

胡椒基丁醚, Piperonyl Butoxide

胡椒酸, Piperonylic Acid

Platinum,5% on alumina paste

溴化铂(IV), Platinum(IV) bromide

氧化铂(IV)单水合物, Platinum(IV) oxide monohydrate

聚二甲基硅氧烷, Polydimethylsiloxane

聚二甲基硅氧烷, Polydimethylsiloxane

聚乙烯板, Polyethylene sheet