HSChapter 29

Methyldiethanolamine (MDEA) and Ethyldiethanolamine (EDEA)

Name: Methyldiethanolamine (MDEA) and Ethyldiethanolamine (EDEA) (HS 292217) -- U.S. Import Data
Creator: U.S. Census Bureau
License: https://www.census.gov/about/policies/open-gov/open-data.html

$957KU.S. imports · April 2026HS 292217

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HSChapter 29

Methyldiethanolamine (MDEA) and Ethyldiethanolamine (EDEA)

$957KU.S. imports · April 2026HS 292217

U.S. imports of methyldiethanolamine (mdea) and ethyldiethanolamine (edea) (HS 292217) totaled $957K in April 2026, traded with 2 countries.

Importers of Methyldiethanolamine (MDEA) and Ethyldiethanolamine (EDEA) paid $158K in duties in April 2026 — an effective duty rate of 17% on $957K in dutiable value, based on actual customs collections rather than the published tariff schedule. Methyldiethanolamine (MDEA) and Ethyldiethanolamine (EDEA) imports of $957K in April 2026 ran 154% above the year-to-date monthly average of $377K.

Last updated: April 2026 data

Methyldiethanolamine (MDEA) is a selectively absorbing solvent widely used in natural gas and refinery acid-gas treating systems to remove hydrogen sulfide and carbon dioxide, making it a critical process chemical for the energy sector. Belgium and Germany are the primary US suppliers, with India and Canada also contributing. Both MDEA and its ethyl analog are covered under the single line 2922170000; importers should specify the exact compound on the commercial invoice, as MDEA and EDEA have distinct CAS numbers and may have different downstream regulatory profiles.

AI-written summary of the official U.S. Census Bureau trade figures on this page — verify before relying on it.

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Frequently Asked Questions

Why is MDEA preferred over MEA or DEA in natural gas sweetening, and does that affect its trade classification?

MDEA's selectivity for H₂S over CO₂ and its lower regeneration energy requirements make it the preferred solvent in many modern gas-treating units. From a classification standpoint, however, MDEA and MEA/DEA are each classified under their own distinct HS6 headings (292217 vs. 292211/292212), so the technical preference does not affect the tariff line — the chemical identity of the compound governs classification.

Does Canada's position as a supplier of MDEA offer any duty advantage under USMCA?

Goods originating in Canada that meet USMCA rules of origin are eligible for preferential tariff treatment under the agreement. For MDEA imported from Canada, importers should obtain a USMCA certificate or certification of origin from the Canadian supplier and retain it for five years to support any preference claim at entry.

U.S. imports of methyldiethanolamine (mdea) and ethyldiethanolamine (edea) (HS 292217) totaled $957K in April 2026, traded with 2 countries.

Importers of Methyldiethanolamine (MDEA) and Ethyldiethanolamine (EDEA) paid $158K in duties in April 2026 — an effective duty rate of 17% on $957K in dutiable value, based on actual customs collections rather than the published tariff schedule. Methyldiethanolamine (MDEA) and Ethyldiethanolamine (EDEA) imports of $957K in April 2026 ran 154% above the year-to-date monthly average of $377K.

Last updated: April 2026 data

Methyldiethanolamine (MDEA) is a selectively absorbing solvent widely used in natural gas and refinery acid-gas treating systems to remove hydrogen sulfide and carbon dioxide, making it a critical process chemical for the energy sector. Belgium and Germany are the primary US suppliers, with India and Canada also contributing. Both MDEA and its ethyl analog are covered under the single line 2922170000; importers should specify the exact compound on the commercial invoice, as MDEA and EDEA have distinct CAS numbers and may have different downstream regulatory profiles.

AI-written summary of the official U.S. Census Bureau trade figures on this page — verify before relying on it.

Imports: $957K; from 2 countries
Exports: $2.6M
Trade balance: Surplus of $1.7M; net exporter

YTD $1.5M (April 2026) · 27 shipments/mo

Top trading partners

View all 2

Country	Imports	Exports	Balance
BELGIUM	$957K	$720K	-$237K
CANADA	--	$542K	+$542K
BRAZIL	--	$490K	+$490K
MEXICO	--	$287K	+$287K
VENEZUELA	--	$195K	+$195K

BELGIUM

Imports$957K

Exports$720K

Balance-$237K

CANADA

Imports--

Exports$542K

Balance+$542K

BRAZIL

Imports--

Exports$490K

Balance+$490K

MEXICO

Imports--

Exports$287K

Balance+$287K

VENEZUELA

Imports--

Exports$195K

Balance+$195K

Import Trend (12 months)

Monthly import values over time

HTS Import Breakdown (HS10)

HS10 import codes under this HS6 parent. Source: U.S. Harmonized Tariff Schedule.

Code	Description	Import Value	Effective Tariff %	Duty Collected	Quantity	Unit
2922170000	ETHYLDIETHANOLAMINE AND METHYLDIETHANOLAMINE	$957K	16.50%	$158K	530.4K	KG

2922170000$957K

ETHYLDIETHANOLAMINE AND METHYLDIETHANOLAMINE

Tariff 16.50%530.4K kg

Schedule B Export Breakdown (HS10)

HS10 export codes under this HS6 parent. Source: U.S. Schedule B export classification.

Code	Description	Export Value	Quantity	Unit
2922170000	METHYLDIETHANOLAMINE AND ETHYLDIETHANOLAMINE	$2.6M	1.4M	KG

2922170000$2.6M

METHYLDIETHANOLAMINE AND ETHYLDIETHANOLAMINE

1.4M kg

NUCLEIC ACIDS & SALTS; OTHER HETEROCYCLIC CMP, NES

HS 293499

$548.2M

HETEROCYCLIC COMP W NITROGEN HETERO-ATM ONLY NESOI

HS 293399

$184.5M

POLYPEPTIDE PROTEIN& GLYCOPROTEIN HORMONES &DERIV

HS 293719

$167.0M

CMPDS CONT AN UNFUSED PYRIDINE RING ETC NESOI

HS 293339

$141.1M

COMP WITH PYRIMIDINE OR PIPERAZINE RING, NESOI

HS 293359

$117.6M

ANTIBIOTICS, NESOI

HS 294190

$96.3M

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Frequently Asked Questions

Why is MDEA preferred over MEA or DEA in natural gas sweetening, and does that affect its trade classification?

MDEA's selectivity for H₂S over CO₂ and its lower regeneration energy requirements make it the preferred solvent in many modern gas-treating units. From a classification standpoint, however, MDEA and MEA/DEA are each classified under their own distinct HS6 headings (292217 vs. 292211/292212), so the technical preference does not affect the tariff line — the chemical identity of the compound governs classification.

Does Canada's position as a supplier of MDEA offer any duty advantage under USMCA?

Goods originating in Canada that meet USMCA rules of origin are eligible for preferential tariff treatment under the agreement. For MDEA imported from Canada, importers should obtain a USMCA certificate or certification of origin from the Canadian supplier and retain it for five years to support any preference claim at entry.