9
Scientific apparatus and instruments; measuring apparatus and instruments; testing apparatus and instruments; electrical and electronic control apparatus and instruments; batteries; electrical, electromagnetic and magnetic meters and testers; electrical wires and cables; cinematographic apparatus and instruments; optical apparatus and instruments; electrical and electronic communication apparatus and instruments; laboratory apparatus and instruments; apparatus and instruments for the supply conduction, distribution, compilation, storage, regulation and control of electric current; apparatus and instruments for temperature control; apparatus and instruments for humidity control; heating devices for scientific and laboratory; temperature sensors; electrolytic cells; resistance wires; electrodes; thermo control systems; sensors and thermocouples; glass for laboratory use and scientific use; parts and fittings for all the aforesaid goods
11
Heating devices
21
Treated glass (not for building)