Propionylcholine p-Toluenesulfonate

丙酰胆碱对甲苯磺酸盐

Pyrazine

吡嗪

Pyridoxine Hydrochloride

吡多醇盐酸盐

Sodium Pyruvate

丙酮酸钠

Pyrazolone Orange

颜料橙 13

3-Phenylpropionitrile

3-苯基丙腈

N-Propylaniline

N-丙基苯胺

5-Mercapto-1-phenyl-1H-tetrazole

5-巯基-1-苯基-1H-四唑

Phenylglyoxal Monohydrate

苯乙二醛 一水合物

4-Propylpyridine

4-丙基吡啶