persulphocyanate
perthiocyanate
peroxynitrate
pertechnate
perchlorate
perfluorooctanoate
peracetate
nonafluorobutanesulfonate
peroxalate
perfluorooctane sulfonate
pyrophosphate
phenpropionate
pyroarsenate
pyrotartrate
pyrosulfate
pyruvate
phenylpropionate
gallotannate
pyroantimonate
arogenate
mandelate
benzilate
formyltetrahydrofolate
formiminotetrahydrofolate
mannitate
isosulphocyanate
ricinelaidate
hydroxymethylglutarate
rutate
pyroglutamate
hydroxyphenylpyruvate
triphosphate
sulphophosphite
pyrazinoate
apocrenate
phosphomolybdate
hydrofluosilicate
mesitylenate
bisalt
phosphate
mesitoate
hydrosalt
orthophosphate
inorganic phosphate
phosphonoformate
pyromucite
pyromucate
urocanate
isosaccharinate
hydroxypyruvate