A system and method for accomplishing a plurality of combinatorial processes in parallel comprising a microelectronic and fluidic array (device array) having micron-sized reservoirs, connecting microchannels and reaction cells etched into a substrate. The device array is supported by a station which...http://www.google.com.au/patents/US5603351?utm_source=gb-gplus-sharePatent US5603351 - Method and system for inhibiting cross-contamination in fluids of combinatorial chemistry device