1.0 2010-04-08 22:09:02 UTC 2025-11-18 23:19:01 UTC FDB010271 Sodium metaphosphate It is used as a food additive . Metaphosphoric acid, sodium salt Sodium metapolyphosphate Sodium polymetaphosphate Sodium polyphosphate NaO3P 101.9617 101.948275053 sodium oxophosphinate sodium trioxidophosphate(1-) 50813-16-6 [Na+].[O-]P(=O)=O InChI=1S/Na.HO3P/c;1-4(2)3/h;(H,1,2,3)/q+1;/p-1 AQMNWCRSESPIJM-UHFFFAOYSA-M belongs to the class of inorganic compounds known as alkali metal oxides. These are inorganic compounds containing an oxygen atom of an oxidation state of -2, in which the heaviest atom bonded to the oxygen is an alkali metal. Alkali metal oxides Inorganic compounds Mixed metal/non-metal compounds Alkali metal organides Alkali metal oxides Inorganic oxides Inorganic sodium salts Alkali metal oxide Inorganic oxide Inorganic salt Inorganic sodium salt logp -0.91 ChemAxon pka_strongest_acidic 11.92 ChemAxon iupac sodium oxophosphinate ChemAxon average_mass 101.9617 ChemAxon mono_mass 101.948275053 ChemAxon smiles [Na+].[O-]P(=O)=O ChemAxon formula NaO3P ChemAxon inchi InChI=1S/Na.HO3P/c;1-4(2)3/h;(H,1,2,3)/q+1;/p-1 ChemAxon inchikey AQMNWCRSESPIJM-UHFFFAOYSA-M ChemAxon polar_surface_area 57.2 ChemAxon refractivity 11.16 ChemAxon polarizability 4.01 ChemAxon rotatable_bond_count 0 ChemAxon acceptor_count 3 ChemAxon donor_count 0 ChemAxon physiological_charge 0 ChemAxon formal_charge 0 ChemAxon Specdb::MsMs 1228339 Specdb::MsMs 1228340 Specdb::MsMs 1228341