PIPETTES, AND ACCESSORIES FOR PIPETTES, NAMELY, PIPETTE TIPS, TRAYS, CONTAINERS, STANDS AND MOUNTING DEVICES; PIPETTE CERTIFYING AND CALIBRATING SYSTEMS BASED ON THE WEIGHT DETERMINATION OF THE VOLUME OF LIQUID DISPENSED BY A PIPETTE, NAMELY, A HIGH-PRECISION ANALYTICAL BALANCE WITH DEDICATED SOFTWARE, AND A PRINTER; AND COMPUTER PROGRAMS IN THE FIELD OF LIQUID HANDLING APPLICATIONS, NAMELY, CALIBRATING, INSPECTING, TESTING, MEASURING AND DOCUMENTING PIPETTE OPERATION

plastic stacked containers sold empty as a unit, containing a removable and refillable feeder container that is located on top of a base container, all for use in transporting and storing liquid material

telephone order catalog services featuring tanks and related equipment for storing and transporting liquids