FIVE

Apparatus and instruments for physics; chemistry apparatus and instruments; laboratory apparatus and instruments; measuring instruments; measuring devices; electric cables and wires; cables for electrical signal transmission; electrodes; electrodes for laboratory research; pH indicator electrodes; pH meters; resistance-measuring instruments; conductivity meters; measuring apparatus for determining dissolved oxygen; measuring apparatus for determining redox potential; ion measuring apparatus; stands for measuring apparatus; electrode holders; sensory software; downloadable computer programs; recorded computer programs.