macherey-nagel

Chemical preparations for scientific and laboratory purposes, including reagents, extraction solutions and elution solutions; indicator rods, indicator papers and indicator liquids; chemical test papers; separating materials and separating packages for chromatography columns (chemical products); filtering agents for scientific and laboratory purposes (included in this class), including chemical products for use as filtering materials for industrial purposes. Columns and unfilled cartridges for the chromatography and the sample preparation for scientific and laboratory purposes; unfilled cartridges and threaded units for assembling and holding chromatography columns and chromatography cartridges syringes as parts of chromatography instruments; valves for laboratory purposes, including valves for the chromatography and needles for scientific and laboratory purposes; electronic closing and opening equipment for laboratory containers; flushing valve devices for chromatography pillars; cuvettes; laboratory thermometers; containers for microscope slides; titration containers; pipettes; pipette stands; reagent bottles for laboratory use; sample test tubes; laboratory scales; laboratory strain- ing devices; glass tubes for scientific purposes; measuring scoops; reflectors for microscopes; colour testing apparatus; photometers; printers for photometers; thermoblocks being laboratory apparatus; microwave ovens for laboratory purposes; temperature measuring instruments, conductivity measuring instruments and acid measuring instruments; flow rate measuring instruments; vibrators as parts of chromatography columns for packing chromatography columns; filter for scientific and laboratory purposes (included in this class), including extraction tubes and filter tubes as parts of laboratory instruments; membrane filters for laboratory purposes; membranes for fixing molecules for scientific and laboratory purposes; extraction tubes and filter tubes as parts of laboratory instruments. Extraction tubes and filter tubes as parts of air filter for industrial use; membrane filters as parts of industrial plants. Printed matter; filters for scientific and laboratory purposes namely filter papers and filter cardboard; cellulose filters; extraction tubes and filter tubes made of paper or card board; filters made of paper card board filter material made of paper in flake form. Glass fiber filtering materials.