Sigma-Aldrich
P-TOLYL N-PHENYLDITHIOCARBAMATE
P,P-BIS(1,2-DIMETHYL-1H-INDOL-3-YL)-N,N-DIETHYLPHOSPHINIC AMIDE
Palladium-copper alloy, Pd60Cu40
Palladium/Silver
Paper-cutting shears
PARAFILM® M
PARAFILM® M封口膜
PearlTM Pipette
PeelASeal FoilTM heat sealable seal
PENTACHLOROPHENYL TETRAMETHYLPHOSPHORODIAMIDATE
PENTADECANOIC ACID (1-(4-BROMO-PHENYLAMINO)-2,2,2-TRICHLORO-ETHYL)-AMIDE
PENTADECANOIC ACID (2,2,2-TRICHLORO-1-(3-(2,5-DIMETHYL-PH)-THIOUREIDO)-ET)-AMIDE
PENTADECANOIC ACID (2,2,2-TRICHLORO-1-(3-M-TOLYL-THIOUREIDO)-ETHYL)-AMIDE
PENTAERYTHRITOL TETRAKIS(BENZENESULFONATE)
PENTYL 9-NITRONONANOATE