Microbicidal formulations are described which are preferably ecologically friendly and non-toxic to mammals, and are highly effective against a broad spectrum of detrimental pathogenic microorganisms. The microbicidal formulation contains complexes having the formula R-M, wherein R is at least one organic...http://www.google.com.au/patents/US6939566?utm_source=gb-gplus-sharePatent US6939566 - Microbicidal formulations and methods to control microorganisms