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Harmonized System
Section XVIII > Chapter 90 > Heading 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.
Section XVIII > Chapter 90 > Heading 9032 > 9032.90
Parts and accessories
Section XVIII > Chapter 90 > Heading 9033
Parts and accessories (not specified or included elsewhere in this Chapter) for machines, appliances, instruments or apparatus of Chapter 90.
Section XVIII > Chapter 90 > Heading 9033 > 9033.00
Parts and accessories (not specified or included elsewhere in this Chapter ) for machines, appliances, instruments or apparatus of Chapter 90
Section XVIII > Chapter 91
Clocks and watches and parts thereof
Section XVIII > Chapter 91 > Heading 9101
Wrist-watches, pocket-watches and other watches, including stop-watches, with case of precious metal or of metal clad with precious metal.
Section XVIII > Chapter 91 > Heading 9101 > 9101.1
Wrist-watches, electrically operated, whether or not incorporating a stop-watch facility
Section XVIII > Chapter 91 > Heading 9101 > 9101.2
Other wrist-watches, whether or not incorporating a stop-watch facility
Section XVIII > Chapter 91 > Heading 9101 > 9101.1 > 9101.11
With mechanical display only