HS heading
7020Other articles of glass.
Sub-codes in this heading. Select one to see its duties, controls and binding rulings.
70200005Quartz reactor tubes and holders designed for insertion into diffusion and oxidation furnaces for production of semiconductor materials70200007Glass inners for vacuum flasks or for other vacuum vessels70200008Finished70200010Other70200030Of glass having a linear coefficient of expansion not exceeding 5 !x! 10$-$6 per Kelvin within a temperature range of 0 °C to 300 °C70200080Other