[ SCIENTIFIC INSTRUMENTS, NAMELY, GENE PROBES FOR SCIENTIFIC PURPOSES, NAMELY, PIECES OF DNA MARKED WITH DYE AND PROGRAMMED TO ENTER SIGNATURES IN THE GENETIC MAKE-UP OF MICROORGANISMS FOR USE IN THE DETECTION AND ANALYSIS OF MICROORGANISMS IN FOOD, BEVERAGES, WATER AND WASTEWATER; SCIENTIFIC, PHOTOGRAPHIC, OPTICAL, WEIGHING, MEASURING, SIGNALING AND CHECKING APPARATUS AND INSTRUMENTS, NAMELY, REACTORS, MICROSCOPES AND SLIDES; MEMBRANE FILTER FOR MICROSCOPY; COMPUTER SOFTWARE FOR USE IN THE D...