An analyzer for performing automated assay testing. The analyzer includes a storage and conveyor system for conveying cuvettes to an incubation or processing conveyor, a storage and selection system for test sample containers, a storage and selection system for reagent containers, sample and reagent...http://www.google.com.au/patents/US6498037?utm_source=gb-gplus-sharePatent US6498037 - Method of handling reagents in a random access protocol