Patent ID: 7507699

Claim:
A water-soluble container having a single pocket or single receptacle part containing a hard surface cleaning composition in powder form, said single pocket or single receptacle part sealed by a film or closure part which comprises: (a) at least one cationic surfactant having germicidal properties, said cationic surfactant being present in an amount of from about 1 to about 6 percent by weight; (b) at least one non-ionic surfactant, said non-ionic surfactant being present in an amount of from about 6 to about 20 percent by weight; (c) an organic acid selected from the group consisting of citric acid, lactic acid, adipic acid, succinic acid, and mixtures thereof, said organic acid being present in an amount up to about 25 percent by weight; (d) an alkali salt selected from the group consisting of carbonates, bicarbonates, sulfates, and mixtures thereof, said alkali salt being present in an amount of from about 45 to about 90 percent by weight; (e) optionally, up to about 10% wt. of one or more conventional additives selected from coloring agents, fragrances and fragrance solubilizers, pH adjusting agents and pH buffers including organic and inorganic salts, optical brighteners, opacifying agents, antifoaming agents, enzymes, anti-spotting agents, anti-oxidants, and anti-corrosion agents wherein, wherein the hard surface cleaning composition in powder form necessarily comprises coated citric acid; when the water-soluble container is immersed in water, at least a part of the water-soluble container dissolves releasing the composition which effervesces in water, and wherein the resultant aqueous mixture formed is at a pH of greater than 7.