L-酒石酸钾钠四水合物, Potassium sodium L-tartrate tetrahydrate

硫酸钾, Potassium sulfate

四氯金(III)酸钾水合物, Potassium tetrachloroaurate(III) hydrate

四氟硼酸钾, Potassium tetrafluoroborate

硫氰酸钾, Potassium thiocyanate

三氰基甲烷化钾, Potassium Tricyanomethanide

乙烯三氟硼酸钾, Potassium Vinyltrifluoroborate

氟化镨(III), Praseodymium(III) fluoride

氧化镨(III, Praseodymium(III

D-(-)-脯氨酰胺, D-(-)-Prolinamide