A test device for use as a fluorescent standard in microfluidic analytical detection systems includes one or more slits that correspond to, and are of similar dimension to, one or more microchannels in a detection region on a corresponding analysis chip. A fluorescent material is attached to the test...http://www.google.es/patents/US6635487?utm_source=gb-gplus-sharePatente US6635487 - Fluorescence standard for use in microfluidic instruments
Fluorescence standard for use in microfluidic instruments