PVC stopcock

PYRAZINE-2-CARBOXYLIC ACID (4-METHOXY-BENZYLIDENE)-HYDRAZIDE

Pyrex^® Addition funnel, graduated, pressure equalising, cylindrical with PTFE key

Pyrex^® Dropping funnel

Pyrex^® volumetric flask, certified and serialized, with Pyrex^® ST stopper

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

PYRIDINE-2-CARBOXYLIC ACID, HYDROCHLORIDE

Pyrogallol triacetate

Pyrrolidine-1,3-dicarboxylic acid 1-tert-butyl ester 3-ethyl ester

Q 26 2-(3-CHLORO-3-METHYLBUTYL)-3-HYDROXY-1,4-NAPHTHOQUINONE

Q-Tube^TM Pressure Monitor