Chemical analysis moves from laboratory to places where samples to be analysed are located. This trend is aptly termed "on-site analysis." As the dictum says: "from sample transfer to information transfer." Owing to the ever increasing number of samples to be analysed, preliminary screening and selection of samples seems to be necessary, even in the laboratory. Rapid test methods of chemical analysis can solve both these tasks. This book is devoted to test methods that are widely used in environmental, industrial, clinical, forensic, medical, and other areas allowing a rapid, simple and...