1.0 2010-04-08 22:11:49 UTC 2025-11-19 00:54:49 UTC FDB015407 Potassium persulfate (K2S2O8) Defoamer and dispersing adjuvant for coatings on fresh citrus fruits. Potassium persulfate (K2S2O8) is found in citrus. Anthion Dipotassium [(sulfonatoperoxy)sulfonyl]oxidanide Dipotassium peroxodisulphate Dipotassium peroxydisulfate Dipotassium persulfate Peroxydisulfuric acid (((HO)S(O)2)2O2) , dipotassium salt Peroxydisulfuric acid (((HO)S(O)2)2O2), dipotassium salt Peroxydisulfuric acid, dipotassium salt Peroxydisulfuric(VI) acid, dipotassium salt, 8CI Potassium peroxodisulfate Potassium peroxodisulfate(VI) Potassium peroxydisulfate Potassium peroxydisulfate (K2(S2O8)) Potassium peroxydisulphate Potassium persulfate Potassium persulfate [UN1492] [Oxidizer] K2O8S2 270.322 269.830872078 dipotassium O-[(sulfonatoperoxy)sulfonyl]oxidanidolate dipotassium peroxydisulfate 7727-21-1 [K+].[K+].[O-]S(=O)(=O)OOS([O-])(=O)=O InChI=1S/2K.H2O8S2/c;;1-9(2,3)7-8-10(4,5)6/h;;(H,1,2,3)(H,4,5,6)/q2*+1;/p-2 USHAGKDGDHPEEY-UHFFFAOYSA-L belongs to the class of inorganic compounds known as alkali metal peroxodisulfates. These are inorganic compounds in which the largest oxoanion is peroxodisulfate, and in which the heaviest atom not in an oxoanion is an alkali metal. Alkali metal peroxodisulfates Inorganic compounds Mixed metal/non-metal compounds Alkali metal oxoanionic compounds Alkali metal peroxodisulfates Inorganic oxides Inorganic salts Alkali metal peroxodisulfate Inorganic oxide Inorganic salt logp -0.93 ChemAxon pka_strongest_acidic -3.5 ChemAxon iupac dipotassium O-[(sulfonatoperoxy)sulfonyl]oxidanidolate ChemAxon average_mass 270.322 ChemAxon mono_mass 269.830872078 ChemAxon smiles [K+].[K+].[O-]S(=O)(=O)OOS([O-])(=O)=O ChemAxon formula K2O8S2 ChemAxon inchi InChI=1S/2K.H2O8S2/c;;1-9(2,3)7-8-10(4,5)6/h;;(H,1,2,3)(H,4,5,6)/q2*+1;/p-2 ChemAxon inchikey USHAGKDGDHPEEY-UHFFFAOYSA-L ChemAxon polar_surface_area 132.86 ChemAxon refractivity 22.87 ChemAxon polarizability 11.73 ChemAxon rotatable_bond_count 3 ChemAxon acceptor_count 6 ChemAxon donor_count 0 ChemAxon physiological_charge -2 ChemAxon formal_charge 0 ChemAxon Specdb::MsMs 1231156 Specdb::MsMs 1231157 Specdb::MsMs 1231158 Citrus Unknown generic