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An improved antimicrobial composition is described as a liquid concentrate. The liquid concentrate includes a complex resulting from an in-situ reaction of a cation source, an oxidant, a halide source having at least one iodine atom, and a non-mineral acid, or a mixture of a non-mineral acid to abou

An improved antimicrobial composition is described as a liquid concentrate. The liquid concentrate includes a complex resulting from an in-situ reaction of a cation source, an oxidant, a halide source having at least one iodine atom, and a non-mineral acid, or a mixture of a non-mineral acid to about 50% of a hydrophilic solvent by volume.

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1. An antimicrobial composition concentrate comprising an inter-polyhalide having at least two halide atom types and at least three total halide atoms selected from ICl2?, ICl3?, ICl4?, IBr2?, IBr3?, and a mixture thereof, the inter-polyhalide being a reaction product of ingredients which comprise:(

1. An antimicrobial composition concentrate comprising an inter-polyhalide having at least two halide atom types and at least three total halide atoms selected from ICl2?, ICl3?, ICl4?, IBr2?, IBr3?, and a mixture thereof, the inter-polyhalide being a reaction product of ingredients which comprise:(a) a cation source; (b) an oxidant; (c) a halide source comprising a metal halide, a halogen, or a mixture thereof, wherein said halide or halogen comprises at least one iodine atom; and (d) a non-mineral acid, or a mixture of a non-mineral acid and up to about 50% of a hydrophilic solvent by volume. 2. A composition according to claim 1, wherein the cation is an alkali metal, alkaline earth metal, transition metal, a nitrogen compound selected from an ammonium, quaternary ammonium, and protonizable ammonia compound, or a mixture thereof.3. A composition according to claim 2, wherein the alkali metal is potassium, sodium or a mixture thereof.4. A composition according to claim 2, wherein the nitrogen compound is selected from choline, betaine, lecithin, phosphatidylcholine, glycine, serine and a mixture thereof.5. A composition according to claim 1, wherein the non-mineral acid is selected from acetic acid, malic acid, fumaric acid, maleic acid, glycolic acid, lactic acid, succinic acid, tartaric acid, an organic sulfonic acid, and mixtures thereof.6. A composition according to claim 5, wherein the organic sulfonic acid is xylene sulfonic acid, toluenebenzene sulfonic acid, or methyl sulfonic acid.7. A composition according to claim 1, wherein the hydrophilic solvent is water.8. A composition according to claim 1, wherein the oxidant is I2, IO3?, ICl, IBr, IO4?, BrCl, Cl2, OCl?, HOCl, ClO2?, ClO3?, ClO4?, Br2, HOBr, OBr?, or BrO3?.9. A composition according to claim 1, wherein the metal halide is lithium iodide, potassium iodide, sodium iodide, cuprous iodide, lithium chloride, sodium chloride, potassium chloride, or a mixture thereof.10. A composition according to claim 1, which further comprises inerts, acidulants, and surfactants.11. A sanitizing composition concentrate comprising an inter-polyhalide having at least two halide atom types and at least three total halide atoms selected from ICl2?, ICl3?, ICl4?, IBr2?, IBr3?, and a mixture thereof; the inter-polyhalide being a reaction product of ingredients which comprise:(a) a cation source; (b) an oxidant selected from I2, IO3?, ICl, IBr, IO4?, BrCl, Cl2, OCl?, HOCl, ClO2?, ClO3?, ClO4?, Br2, HOBr, OBr?, BrO3?, and a mixture thereof; (c) a halide source comprising a metal halide, a halogen or a mixture thereof, wherein said halide or halogen comprises at least one iodine atom; and (d) a non-mineral acid, or a mixture of a non-mineral acid and up to about 50% water by volume. 12. A composition according to claim 11, wherein the cation is a quaternary or protonizable nitrogen compound.13. A composition according to claim 11, wherein the cation is an alkali metal.14. A composition according to claim 11, wherein the non-mineral acid is selected from acetic acid, malic acid, fumaric acid, maleic acid, glycolic acid, lactic acid, succinic acid, tartaric acid, an organic sulfonic acid, butyric acid, hexanoic acid, heptanoic acid, octanoic acid, nonanoic acid, decanoic acid, and mixtures thereof.15. A composition according to claim 14, wherein the organic sulfonic acid is xylene sulfonic acid, alkylbenzene sulfonic acid, or methyl sulfonic acid.16. A composition according to claim 12, wherein the nitrogen compound is selected from choline, betaine, lecithin, glycine, serine, and a mixture thereof.17. A composition according to claim 11, which further comprises an organic fatty acid.18. A method of reducing the microbial count on animals or animal carcasses comprising diluting a concentrate composition according to claim 1 with water, and applying a resulting diluted solution to said animals or animal carcasses.19. A method of reducing microbial population on a surface or object comprising:diluting a concentrate composition according to claim 1 with water, and applying a resulting diluted solution to said surface. 20. The method of claim 19, wherein the surface or object is a clean-in-place system, a clean-out-of-place system, a warewash machine, or a sink.21. The method of claim 19, wherein the surface or object is an aseptic package or device.22. A method of sanitizing a surface or object comprising applying thereto an antimicrobial effective amount of an inter-polyhalide complex comprising a cation source, and an inter-polyhalide having at least two halide atom types and at least three total halide atoms selected from ICl2?, ICl3?, ICl4?, IBr2?, IBr3?, and a mixture thereof.23. A method of sanitizing a surface or object comprising applying thereto an antimicrobial effective amount of an inter-polyhalide complex comprising a protonated nitrogen compound selected from choline, betaine, lecithin, glycine, serine and a mixture thereof, and an inter-polyhalide having at least tow halide atom types and at least three total halide atoms selected from ICl2?, ICl3?, ICl4?, IBr2?, IBr3?, and a mixture thereof.24. The method of claim 23, wherein the protonated nitrogen compound is choline and the interhalide is selected from ICl2?, ICl3?, ICl4?, and a mixture thereof.25. The method of claim 22, wherein said complex is applied by first diluting with water a liquid concentrate comprising said complex and a non-mineral acid or a mixture of a non-mineral acid and up to 40% of a hydrophilic solvent by volume.26. The method of claim 25, wherein the non-mineral acid is selected from acetic acid, malic acid, fumaric acid, maleic acid, glycolic acid, lactic acid, succinic acid, tartaric acid, an organic sulfonic acid, butyric acid, hexanoic acid, heptanoic acid, octanoic acid, nonanoic acid, decanoic acid, and mixtures thereof.27. The method of claim 25, wherein the hydrophilic solvent is water.28. The method of claim 23, wherein said complex is applied by first diluting with water a liquid concentrate comprising said complex and a non-mineral acid or a mixture of a non-mineral acid and up to 40% of a hydrophilic solvent by volume.29. The method of claim 23, wherein the non-mineral acid is selected from acetic acid, malic acid, fumaric acid, maleic acid, glycolic acid, lactic acid, succinic acid, tartaric acid, an organic sulfonic acid, butyric acid, hexanoic acid, heptanoic acid, octanoic acid, nonanoic acid, decanoic acid, and mixtures thereof.30. The method of claim 23, wherein the hydrophilic solvent is water.31. A method of sanitizing a surface or object comprising:(a) diluting with water a liquid concentrate composition comprising an antimicrobial effective amount of an inter-polyhalide complex comprising protonated choline and an inter-polyhalide having at least two halide atom types and at least three total halide atoms selected from ICl2?, ICl3?, ICl4?, IBr2?, IBr3?, and a mixture thereof, in acetic acid or a mixture of acetic acid and up to 40% water by volume; and (b) applying the diluted liquid concentrate composition to the surface or object. 32. A method of reducing the microbial count on animals or animal carcasses comprising applying thereto an antimicrobial effective amount of a complex comprising a protonated nitrogen compound selected from choline, betaine, lecithin, glycine and a mixture thereof, and an inter-polyhalide having at least two halide atom types and at least three total halide atoms selected from ICl2?, ICl3?, ICl4?, IBr2?, IBr3? and a mixture thereof.33. The method of claim 31, wherein the protonated nitrogen compound is choline and the inter-polyhalide is selected from ICl2?, ICl3?, ICl4? and a mixture thereof.34. The method of claim 31, wherein said complex is applied by first diluting with water a liquid concentrate comprising said complex and acetic acid or a mixture of acetic acid and up to 40% water by volume.35. A method of reducing the microbial count on animals or animal carcasses comprising diluting with water a liquid concentrate composition comprisingan antimicrobial effective amount of a complex comprising protonated choline and an inter-polyhalide having at least two halide atom types and at least three total halide atoms selected from ICl2?, ICl3?, ICl4? and a mixture thereof, in acetic acid or a mixture of acetic acid and up to 40% water by volume, and applying the resulting diluted solution to said animals or animal carcasses. 36. An antimicrobial composition comprising:(a) an inter-polyhalide complex comprising an inter-polyhalide having at least two halide atom types and at least three total halide atoms, the complex resulting from an in-situ reaction of: (i) a cation source; (ii) an oxidant; (iii) a halide source containing at least one iodine atom, and (b) a non-mineral acid, or a mixture of a non-mineral acid and up to about 50% of a hydrophilic solvent by volume. 37. The composition of claim 36, wherein the cation source is an alkali metal, a quaternary or protonizable nitrogen compound, or a mixture thereof.38. The composition of claim 36, wherein the oxidant is selected from ICl, ICl2?, ICl3?, ICl4?, BrCl, IBr2?, IBr3? and a mixture thereof.39. The composition of claim 36, wherein the hydrophilic solvent is water.40. The composition of claim 36, wherein the non-mineral acid is acetic acid or a mixture of acetic acid and an organic sulfonic acid.41. An antimicrobial composition comprising:(a) a complex comprising: (i) a nitrogen compound selected from choline, betaine, lecithin, glycine, serine, an alkali metal, and a mixture thereof, and (ii) an inter-polyhalide having at least two halide atom types and at least three total halide atoms selected from ICl2?, ICl3?, ICl4?, IBr2?, IBr3? and a mixture thereof, and (b) acetic acid or a mixture of acetic acid and an organic sulfonic acid, and up to 40% water. 42. An antimicrobial composition comprising:(a) a complex comprising: (ii) protonated choline; and (ii) an inter-polyhalide having at least two halide atom types and at least three total halide atoms selected from ICl2?, ICl3?, ICl4?, IBr2?, IBr3?, and (b) acetic acid, or a mixture of acetic acid and up to 40% water by volume.