… and apparatus for physical or chemical analysis (for example, polarimeters, refractometers, spectrometers, gas or … apparatus for measuring or checking viscosity, porosity, expansion, surface tension or the like; instruments and … or checking quantities of heat, sound or light (including exposure meters); microtomes. …
Explanatory notes
… and apparatus for physical or chemical analysis (for example, polarimeters, refractometers, spectrometers, gas or … apparatus for measuring or checking viscosity, porosity, expansion, surface tension or the like; instruments and … or checking quantities of heat, sound or light (including exposure meters); microtomes. 9027.10 ‑ Gas or smoke …