根皮素, Phloretin

邻苯二酰胺, Phthalamide

苯二酰亚氨乙醛二乙基乙缩醛, Phthalimidoacetaldehyde diethyl acetal

吡啶2-甲酸, 2-Picolinic acid

L-哌啶-2-甲酸, L-Pipecolinic Acid

3-(1-哌嗪基)苯酚, 3-(1-Piperazinyl)phenol

2-(1-哌啶基)苯甲腈, 2-(1-Piperidinyl)benzonitrile

Platinum

铂碳, Platinum,5% on carbon

溴化铂(II), Platinum(II) bromide

碘化铂(II), Platinum(II) iodide

聚(丙烯胺盐酸盐), Poly(allylamine hydrochloride)

聚二甲基硅氧烷, Polydimethylsiloxane

聚二甲基硅氧烷, Polydimethylsiloxane

聚乙烯板, Polyethylene sheet