HS 90.27 — Instruments and apparatus; for physical or chemical analysis (e.g. polarimeters, spectrometers), for measuring or checking viscosity, porosity, etc, for measuring quantities of heat, sound or light

90.27.10

Instruments and apparatus; gas or smoke analysis apparatus, for physical or chemical analysis

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90.27.20

Chromatographs and electrophoresis instruments

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90.27.30

Spectrometers, spectrophotometers and spectrographs; using optical radiations (UV, visible, IR)

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90.27.50

Instruments and apparatus; using optical radiations (UV, visible, IR), (other than spectrometers, spectrophotometers and spectrographs)

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90.27.81

Instruments and apparatus; for physical or chemical analysis, for measuring or checking viscosity, porosity, expansion, surface tension or quantities of heat, sound or light, mass spectrometers

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90.27.89

Instruments and apparatus; for physical or chemical analysis, for measuring or checking viscosity, porosity, expansion, surface tension or quantities of heat, sound or light, exposure meters

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90.27.90

Microtomes and parts and accessories thereof

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