# 902790 — Instruments and apparatus for physical or chemical analysis (for example,…: Microtomes; parts and accessories

HS code 902790 classifies Instruments and apparatus for physical or chemical analysis (for example,…: Microtomes; parts and accessories. 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:** `902790`

## 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 : Microtomes; parts and accessories

## Duty rates

| Country | Rate | Programme |
| --- | --- | --- |
| US United States | 0% | MFN |

Rates effective as of 2026-01-01.

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Source: https://hscode.eximagent.ai/90/902790
Last updated: 2026-06-03
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