90262040

Other, not electrically operated

902680

Other instruments or apparatus:

90268010

Electrically operated

90268020

Not electrically operated

902690

Parts and accessories:

90269010

For electrically operated instruments and apparatus

90269020

For non-electrically operated instruments and apparatus

9027

Instruments 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.

902710

Gas or smoke analysis apparatus:

90271010

Electrically operated

90271020

Not electrically operated

902720

Chromatographs and electrophoresis instruments: