Chemistry Abbreviations Starting with the Letter P

Abbreviations and Acronyms Used in Chemistry

Lead (Chemical Element)
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Chemistry abbreviations and acronyms are common in all fields of science. This collection offers common abbreviations and acronyms beginning with the letter P used in chemistry and chemical engineering.

P - Peta
P - Phosphorus
p - pico
P - Pressure
P - Proton
PA - Phosphatidic Acid
Pa - Pascal
Pa - Protactinium
PA - Proton Affinity
PA # - PolyAmide polymer number
PAA - PolyAcrylic Acid
PABA - ParaAminoBenzoic Acid
PAC - Pharmaceutically Active Compound
PAC - Polycyclic Aromatic Content
PAC - Powdered Activated Carbon
PAEK - PolyArylEtherKetone
PAGE - PolyAcrylamide Gel Electrophoresis
PAH - Polycyclic Aromatic Hydrocarbon
PAI - PolyAmide Imide
PAO - PolyAlphaOlefin
PASA - PolyAmide, Semi-Aromatic
Pb - Lead
PB - PolyButylene
PBB - PolyBrominated Biphenyl
PBD - PolyButaDiene
PBI - PolyBenzImidazole
PBN - PolyButylene Naphthalate
PBS - Phosphate Buffered Saline
PBT - PolyButylene Terephthalate
PC - PolyCarbonate
PC - Pyruvate Carboxylase
PCA - Pyrrolidone Carboxylic Acid
PCC - Pyridine Chloro Chromate
PCE - Tetrachloroethylene
PCR - Polymerase Chain Reaction
PCV - Pressure Control Valve
Pd - Palladium
PD - Positive Displacement
PD - Potential Difference
PE - PhycoErythrin
PE - Polyethylene
PE - Potential Energy
PEA - PolyEster Amine
PEEK - PolyEtherEtherKetone
PEG - PolyEthylene Glycol
PEK - Poly Ether Ketone
PEL - Permissible Exposure Limit
PERC - Tetrachloroethylene
PES - PolyEtherSulfone
PET - PolyEthylene Terephthalate
PETP - PolyEthyleneTerePhthalate
PEX - Cross-linked PolyEthylene
PFC - Perfluorocarbon
pg - picogram
PG - Propylene Glycol
PG - Prostaglandin
PGA - 3-PhosphoGlyceric Acid
PGA - PolyGlutamic Acid
PGE - Platinum Group Elements
PGM - Platinum Group Metals
pH - measurement of H+ ions in aqueous solution
PH - Phenol functional group
PHA - PolyHydroxyAlkanoate
PHB - PolyHydroxyButyrate
PHC - Petroleum HydroCarbon
PHMB - PolyHexaMethyleneBiguanide
PHT - PHThalate
PI - Phosphate Ion
PI - PolyImide
PIB - PolyIsoButylene
pK - measurement of the dissociation constant
PLA - Polymerized Lactic Acid
PLC - PhosphoLipase-C
PM3 - Parameterized Model number 3
PM10 - Particulates smaller than 10 μm.


PM - Particulate Matter
PM - Photo Multiplier
pm - picometer
PM - Plasma Membrane
PM - Powder Metallurgy
Pm - Promethium
PMA - PhosphoMolybdic Acid
PMA - PolyMethyl Acrylate
PMID - PubMed IDentifier
PMMA - PolyMethylMethAcrylate
PMO - PolyMethylene Oxide
PNPA - PolyNucleotide Phosphorylase A
PNPB - PolyNucleotide Phosphorylase B
Po - Polonium
POC - Polar Organic Contaminant
pOH - measurement of OH- ions in aqueous solution
POL - Petroleum, Oils, and Lubricants
POP - Persistent Organic Pollutant
PORC - Porcelain
PPA -PhenylPropanolAmine
PPA - PolyPhthalAmide
PPB - Parts Per Billion
PPM - Parts Per Million
PPO - PolyPhenylene Oxide
PPS - PolyPhenylene Sulfide
PPT - Parts Per Trillion
PPT - PolyPyrimidine Tract
PPT - Precipitate
Pr - Praseodymium
PRV - Pressure Relief Valve
PSI - Pounds per Square Inch
PSV - Pressure Safety Valve
Pt - Platinum
PTFE - PolyTetraFluoroEthylene
Pu - Plutonium
PU - PolyUrethane
PV - Parity Violation
PV - Pressure Volume
PVC - PolyVinyl Chloride
PVT - Pressure, Volume, Temperature
PXY - Para-XYlene