# 902730 — 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: Spectrometers, spectrophotometers and spectrographs using optical radiation (UV, visible, IR)

HS code 902730 classifies 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: Spectrometers, spectrophotometers and spectrographs using optical radiation (UV, visible, IR). It belongs to Chapter 90 (Optical, photographic, cinematographic, measuring, checking, precision, medical or surgical instruments and apparatus; parts and accessories thereof) of Section XVIII (Optical, photographic, cinematographic, measuring, checking, precision, medical or surgical instruments and apparatus; clocks and watches; musical instruments; parts and accessories thereof) of the Harmonized System. Duty rates are recorded for 1 country.

> Section XVIII · Optical, photographic, cinematographic, measuring, checking, precision, medical or surgical instruments and apparatus; clocks and watches; musical instruments; parts and accessories thereof
> Chapter 90 · Optical, photographic, cinematographic, measuring, checking, precision, medical or surgical instruments and apparatus; parts and accessories thereof

**HS code:** `902730`

## Description

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 : Spectrometers, spectrophotometers and spectrographs using optical radiation (UV, visible, IR)

## Duty rates

| Country | Rate | Programme | Effective from |
| --- | --- | --- | --- |
| US United States | 0% | MFN | 2026-01-01 |

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Source: https://eximagent.ai/hscode/90/902730
Last updated: 2026-06-03
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