HSN CodeHSN Description

9027Instruments and apparatus for physical or chemical analysis (for example, polarimeters, refractometers, spectrometers, gas or smoke analysis apparatus); instruments and apparatus for measuring or checking viscosity, porosity, expansion, surface tension or the like; instruments and apparatus for measuring or checking quantities of heat, sound or light (including exposure meters); microtomes

3924Tableware, kitchenware, other household articles and hygienic or toilet articles, of plastics

8421Centrifuges, including centrifugal dryers; filtering or purifying machinery and apparatus, for liquids or gases

8481Taps, cocks, valves and similar appliances for pipes, boiler shells, tanks, vats or the like, including pressure-reducing valves and thermostatically controlled valves