Scientific apparatus and instruments, namely, pipettors, automatic pipetting systems, namely, robotics for moving a sample, robotics for moving NMR, namely, nuclear magnetic resonance, tubes, means for housing containers containing reagents, control substances or calibrating substances, and a pipettor for analyses in laboratories of human body fluids or their metabolites, of plant extracts, namely, of liquid aqueous or organic plant extracts, and of extracts of fermentation processes, namely,...