STERILISING COMPOSITIONS AND THEIR USE
1531722 Sterilizing compositions RENTOKIL Ltd 31 Oct 1975 [31 Oct 1974] 47242/74 Heading A5E [Also in Division C1] A sterilizing composition capable of giving extended release of sulphur dioxide in the presence of moisture comprises a sulphurdioxide-liberating compound, preferably a metabisulphite or a dithionite and a rate moderator, comprising a thiosulphate and optionally a buffer, such as KH 2 PO 4 , a borate or an amine.