Product classification
HS code for Smoke analyzer: 9027.10
Instruments and apparatus, gas or smoke analysis apparatus, for physical or chemical analysis.
Classification of smoke analyzer under HS 9027.10
Smoke analyzers are classified under HS code 9027.10. This classification is found in Chapter 90, which covers optical, measuring, and checking instruments. Heading 9027 is dedicated to instruments and apparatus for physical or chemical analysis, such as polarimeters, spectrometers, and gas or smoke analysis apparatus. Subheading 9027.10 specifically covers gas or smoke analysis apparatus. These devices are used to determine the composition or concentration of various gases and particulate matter in smoke. They are commonly used in industrial settings to monitor emissions or in laboratories for scientific research. The classification is based on the analytical nature of the device. Unlike a simple smoke detector, which only identifies the presence of smoke to trigger an alarm, a smoke analyzer provides detailed data about the smoke's properties, such as opacity, chemical constituents, or particle size. This technical distinction is the primary factor in determining the correct HS code, as the two types of devices serve very different purposes and operate on different physical principles.
- Covers
- Industrial flue gas analyzers
- Automotive exhaust gas analyzers
- Smoke density meters (opacimeters)
- Portable combustion analyzers
- Environmental air quality monitors for smoke
- Also under 9027.10
- Dräger X-am 5000
- Testo 350
- Thermo Scientific iSeries Gas Analyzers
- Horiba PG-350
- MSA Altair 5X
Codes often confused with 9027.10
Common mistake. The most frequent misclassification is with HS code 8531.10, which covers burglar or fire alarms and similar apparatus. While both detect smoke, 8531.10 is for simple warning devices, whereas 9027.10 is for analytical instruments. Another error is using HS code 9026.80, which is for instruments measuring or checking variables of liquids or gases (like flow or pressure) but not their chemical composition. Importers must distinguish between measuring a physical flow and analyzing a chemical state.
Top exporters and importers of HS 902710 (the code used for smoke analyzer), 2025
In 2025, the largest exporter of HS 902710 (the code used for smoke analyzer) in UN Comtrade data was Germany, with 24% of world exports; the largest importer in UN Comtrade data was the United States, with 12% of world imports. Countries that did not report 2025 data are estimated from partner records, which can understate them.
Figures cover everything classified under HS 902710, not only smoke analyzer.
Top exporters 2025 · share of world exports
- 1 Germany $2.0B 24% of world exports
- 2 United States $1.2B 14% of world exports
- 3 Czechia $637M 7.6% of world exports
World total: $8.3B Reported figures on UN Comtrade ↗
Top importers 2025 · share of world imports
- 1 United States $1.1B 12% of world imports
- 2 Germany $858M 9.8% of world imports
- 3 China $701M 8.0% of world imports
World total: $8.8B Reported figures on UN Comtrade ↗
How these figures are built
109 countries reported 2025 trade to UN Comtrade in HS 2022, and their own totals are used. Countries that did not report are estimated from what other countries recorded trading with them. Those estimates miss trade with other non-reporting countries, so they can be low, and a non-reporting country can rank higher than shown or be missing from the list. World totals add both and leave out trade between two non-reporting countries. Figures are in current US dollars; reported imports are mostly valued CIF and exports FOB, and exports include re-exports. The UN Comtrade links show the underlying records; they can also list a few reporters left out here (regional groups and older HS editions).
Source: UN Comtrade (United Nations Statistics Division), 2025 annual data.
Brazil NCM code for smoke analyzer
Brazil classifies smoke analyzer under NCM 9027.10.00: HS 9027.10 with 00 added.
Source: Siscomex NCM table, updated Oct 2026. The Portuguese text on each NCM page is the official one.
Questions about smoke analyzer
What is the HS code for Smoke analyzer?
The HS code for Smoke analyzer is 902710 (Instruments and apparatus; gas or smoke analysis apparatus, for physical or chemical analysis). The HS code for instruments and apparatus for gas or smoke analysis is 9027.10.
How do I classify Smoke analyzer for customs?
Smoke analyzer is classified under HS code 902710 — Instruments and apparatus; gas or smoke analysis apparatus, for physical or chemical analysis. This is a 6-digit subheading level code.
Is a household smoke detector classified under 9027.10?
No, a household smoke detector is a safety alarm and is classified under HS code 8531.10. HS code 9027.10 is reserved for scientific or industrial analytical equipment.
Which countries are the top exporters of smoke analyzer (HS 902710)?
In 2025, the top exporters of HS 902710 (the code used for smoke analyzer) in UN Comtrade data were Germany ($2.0B, 24% of world exports), the United States ($1.2B) and Czechia ($637M). World exports came to about $8.3B, adding countries' reported figures and partner-based estimates for those that did not report (UN Comtrade data). Countries that did not report 2025 data are estimated from partner records, which can understate them.
Which countries are the top importers of smoke analyzer (HS 902710)?
In 2025, the top importers of HS 902710 (the code used for smoke analyzer) in UN Comtrade data were the United States ($1.1B, 12% of world imports), Germany ($858M) and China ($701M). World imports came to about $8.8B, adding countries' reported figures and partner-based estimates for those that did not report (UN Comtrade data). Countries that did not report 2025 data are estimated from partner records, which can understate them.
Is the HS code for Smoke analyzer the same in all countries?
The base HS code 902710 for Smoke analyzer is internationally standardized for the first 6 digits across 200+ countries. Individual countries may add additional digits for national tariff lines and specific classifications.
What is the NCM code for smoke analyzer in Brazil?
In Brazil, smoke analyzer (HS 902710) is classified under NCM 9027.10.00.