摘要 |
The present invention relates to water treatment. In one example, there is provided a method of treating an aqueous system to inhibit growth of one or more micro-organisms therein and/or to reduce the number of live micro-organisms therein. The method includesadding treatment agents to said aqueous system, wherein said treatment agents include: (a) a phosphonium compound; and (b) a stabilised halogen containing composition. |