4-正丙基环己酮, 4-n-Propylcyclohexanone

2-n-丙基庚酸, 2-n-Propylheptanoic acid

4-正丙基乙炔, 4-n-Propylphenylacetylene

正丙基硫脲, N-(n-Propyl)thiourea

PTFE sheet

荧光黄, Pyranine

2,5-吡嗪二羧酸, Pyrazine-2,5-dicarboxylic acid

1H-吡唑-3-羧酸, 1H-Pyrazole-3-carboxylic acid

6-(1H-吡唑-1-基)烟酸, 6-(1H-Pyrazol-1-yl)nicotinic acid

哒嗪-3-羧酸, Pyridazine-3-carboxylic acid