physical, chemical and electronic analyzers, particularly photometers, flame photometers and analyzers with ion-sensitive modes of operation; lab units; namely, piston stroke pipettes and diluters for dispensing, transfers, incubation, mixing and dilution of liquids; instruments for analyzing and synthesizing of amino acid sequences; instruments for the preparation of cells or liquids containing cells; lab consumables; namely, plastic cuvettes, sample supply vessels and syringe-like parts for pipetting devices as well as devices for sample splitting, sample labelling and sample identification, test-tube transport devices for test-tube chains, rotor and rack units for lifting and holding test-tubes during the separation of particles from liquids by centrifugation; devices; namely, ROMS, PROMS and electromagnetic devices for data acquisition, data processing, data storage, data testing and data output for the clinical, chemical, and biochemical sector and appropriate computer application programs which can be integrated into analyzers