GELMAN

[ AGENTS AND SOLUTIONS FOR PERFORMING ELECTROPHORESIS AND CHROMATOGRAPHY; CHEMICAL MEANS FOR DEHYDRATING OF AQUEOUS SOLUTIONS; SOLUTIONS FOR CLEARING CELLULOSE ACETATE; AND MEMBRANE CELLULOSE FILTERS ]

[ INKS FOR PRINTERS AND RECORDERS ]

[ PRESSURE AND VACUUM PUMPS ]

[ LABORATORY SPRAY APPARATUS FOR RINSING LABWEAR AND MEDICAL APPARATUS; DEVICES FOR PERFORMING CHROMATOGRAPHY, ELECTROPHORESIS, AND DENSITROMETRIC MEASUREMENTS; INPUT FILTERS FOR ELECTRICAL SIGNAL CONVERTERS; PRINTERS AND RECORDERS CONTROLLABLE BY ELECTRICAL SIGNALS; ELECTRICAL ANALOG AND DIGITAL SIGNAL CONVERTERS; AND MULTI-PART FILTER HOLDERS CONNECTED BY MAGNETIC COUPLING FOR WATER TESTING AND BACTERIOLOGICAL ANALYSIS ]

[ EXCHANGEABLE FILTER CARTRIDGES AND ] CAPSULED FILTERS FOR CLEANING LIQUIDS AND AIR; [ AND FILTER HOLDERS OF PLASTIC AND/OR GLASS ]

[ NON-SENSITIZED PAPERS FOR RECORDERS ]