Laboratory equipment, namely, filters, filter plates, vacuum manifolds, petri dishes, glass vials, microplates, centrifuges, pipettes, chillers for maintaining constant temperatures of fluid media, shakers for mixing and positioning of samples in tubes; biomolecule purification systems, namely, RNA kits comprising buffer solutions and reaction tubes for isolation of RNA fraction from a heterogeneous biological sample, DNA kits comprising buffer solutions and reaction tubes for isolation of DN...