An automatic dishwashing detergent composition having a pH as measured in 1% weight aqueous solution at 25° C. of from about 5 to about 7.5, the composition including an esterified alkyl alkoxylated surfactant of general formula (I)

##STR00001## wherein R is a branched or unbranched alkyl radical having 8 to 16 carbon atoms; R.sup.3, R.sup.1 independently of one another, are hydrogen or a branched or unbranched alkyl radical having 1 to 5 carbon atoms; R.sup.2 is an unbranched alkyl radical having 5 to 17 carbon atoms; 1, n independently of one another, are a number from 1 to 5 and m is a number from 13 to 35.

A low-pH automatic dishwashing detergent composition having a pH as measured in 1% weight aqueous solution at 25° C. of from about 5 to about 7.5 including a mixture of metalloproteases.

A low-pH automatic dishwashing detergent composition having a pH as measured in 1% weight aqueous solution at 25° C. of from about 5 to about 7.5 including a mixture of metalloproteases.

An automatic dishwashing cleaning composition including a dispersant polymer and a surface-modification surface-substantive polymer wherein the composition leaves glass after being washed with the composition in an automatic dishwasher with a contact angle with deionised water of less than about 50° and wherein the surface-modification surface-substantive polymer has a rivulet forming effect on water drainage from glass.

An automatic dishwashing cleaning composition including a dispersant polymer and a surface-modification surface-substantive polymer wherein the composition leaves glass after being washed with the composition in an automatic dishwasher with a contact angle with deionised water of less than about 50° and wherein the surface-modification surface-substantive polymer has a rivulet forming effect on water drainage from glass.

A method of washing glassware is provided including: providing automatic dishwashing apparatus; providing soiled glassware; placing soiled glassware in automatic dishwashing apparatus; providing wash water; providing rinse water; selecting anhydrous mixed powder or mixed granule comprising: 2.5-5 wt % of oxidized maltodextrin, wherein oxidized maltodextrin has Degree of Oxidation of 0.4-1.7; 10-25 wt % of amino acid based builder; 20-75 wt % of additional builder, wherein additional builder includes at least one of sodium citrate, sodium carbonate and sodium percarbonate; 2.5-7.5 wt % of bleach activator; 0.5-10 wt % of nonionic surfactant; 0.5-1 wt % of phosphonate; 1-6 wt % of enzyme; 5-15 wt % of filler; and <1 wt % water; placing selected anhydrous mixed powder or mixed granule in automatic dishwashing apparatus; contacting selected anhydrous mixed powder or mixed granule with wash water to form combination; contacting soiled glassware with combination to provide treated glassware; and then contacting treated glassware with rinse water to provide cleaned glassware.

Biocides produced in situ for various applications of use are disclosed. Methods of generating and feeding thereof for various applications of use are disclosed according to the invention. In an aspect, oxidizing, non-chlorinated halogenated biocides are provided.

The invention relates to a method of automatic dishwashing, comprising: placing soiled wares inside a cleaning volume; providing a first cleaning composition comprising a bleach and a second cleaning composition different from the first composition; and delivering the first composition and the second composition separately to the cleaning volume to contact the soiled wares, wherein: the first composition is delivered to the cleaning volume as a mist and the second composition is delivered to the cleaning volume as a jet; and the first and second compositions are delivered to the cleaning volume at a temperature below 100° C. The invention also relates to a dishwasher and a kit for use in the inventive method.

The use of a gel consisting of a colloidal solution comprising, preferably consisting of: 5% to 30% by weight, preferably 5% to 25% by weight, more preferably 8% to 20% by weight relative to the weight of the gel, of at least one inorganic viscosifying agent; a mineral base selected from among hydroxides of alkaline metals, hydroxides of alkaline-earth metals and the mixtures thereof, said mineral base being present in a proportion of 0.05 to 10 mol/L of gel, preferably in a proportion of 0.1 to 5 mol/L of gel; an oxidizing agent stable in a basic medium selected from among permanganates, persulfates, ozone, hypochlorites and the mixtures thereof, said oxidizing agent stable in a basic medium being present in a proportion of 0.05 to 5 mol/L of gel, preferably 0.1 to 2 mol/L of gel; 0.1% to 2% by weight relative to the weight of the gel, of at least one surfactant; and a solvent; the gel not containing any super-absorbent polymer, to remove a biofilm present on a surface of a solid substrate.

A detergent composition including an acyl hydrazone bleach catalyst and a protease having at least a 70% sequence identity to SEQ ID NO:1.