… 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. …
Explanatory notes
… or smoke analysis apparatus); instruments and apparatus for measuring or checking viscosity, porosity, expansion, … and apparatus for measuring or checking quantities of heat, sound or light (including exposure meters); … - - Other 9027.90 ‑ Microtomes; parts and accessories This heading includes : (1) Polarimeters . Instruments for …