PROPYL N-(P-TOLYL)CARBAMATE

PROPYNYL N-PHENYLCARBAMATE

PROTOPAPAVERINE MONO-HYDRATE

PTFE stopper for Macro Diazald^® kit

Pur-A-Lyzer^TM Mini Dialysis Kit

PureSolv^TM Micro 100 Liter solvent purification system

Purvalanol B

PYRAZINE-2-CARBOXYLIC ACID (2-HYDROXY-BENZYLIDENE)-HYDRAZIDE

PYRAZINE-2-CARBOXYLIC ACID (3-PHENOXY-BENZYLIDENE)-HYDRAZIDE

PYRAZINOL, SODIUM SALT

Pyrex^® Burettes, Schellbach, class AS with glass key

Pyrex^® Dropping funnel

PYRIDINE-2-CARBOXYLIC ACID (1-(3-NITRO-PHENYL)-ETHYLIDENE)-HYDRAZIDE

PYRIDINE-2-CARBOXYLIC ACID (2-OXO-1,2-DIHYDRO-INDOL-3-YLIDENE)-HYDRAZIDE

Pyridinium tetrafluoroborate