Abstract: The invention relates to a dishwashing additive or detergent composition comprising a silicate source and a ring-containing organic acid; wherein the additive composition comprises between 20 mg and 5000 mg of silicate source and/or between 50 mg and 10,000 mg of ring-containing organic acid compound; and wherein the composition comprises a ratio of between 1 part silicate source to 4 parts ring-containing organic acid compound and 4 parts silicate source to 1 part ring-containing organic acid compound. The composition provides aluminium and aluminium alloy protection benefits. The invention further relates to packages and devices containing the compositions and to methods of washing dishes in an automatic dishwasher using the compositions.

Abstract: An automatic dishwashing product comprising a bleaching agent and a compound in accordance with formula (1) or a salt or tautomer thereof, wherein A and B are independently selected from the group consisting of H, OR1, and NHR2, wherein R1 and R2 are independently selected from the group consisting of H and C1-C4 alkyl, with the proviso that A and B are not both H and are not both OH.