2,3',4,5',6-五羟基联苯, Phloroglucide

邻氨甲酰苯甲酸, Phthalamic Acid

邻苯二甲酸, Phthalic Acid

酞菁染料, Phthalocyanine

频哪醇, Pinacol

L-哌啶-2-甲酸, L-Pipecolinic Acid

4-哌嗪基苯胺, 4-(1-Piperazinyl)aniline

4-哌啶甲醇, 4-Piperidinemethanol

4-(4-哌啶氧基)苯腈, 4-(4-Piperidinyloxy)benzonitrile

铂,0.5%负载于颗粒碳, Platinum,0.5% on granular carbon