Ammonium dodecyl sulfate

CAS 2235-54-3

U.S. production volumes are classified as confidential business information.

Molecular structure of 2235-54-3 — 1 NH₄⁺

US productionCBI

Confidential Business Information. The EPA withholds this volume because publishing it could reveal the reporting company's trade secrets.

Import value, 2024$208M

Top sourceChina 28%

At least one company claimed its 2023 production or import volume for this chemical as confidential, so EPA withholds it.

Why supply is unknown

Production is reported production, not a complete census of factories. US production volume is confidential. Production reporting year: 2023. Import value and source-country shares describe a shared customs category, not a separate chemical measurement.

Where It Comes From

Customs basis: HS 292090 · basket

EPA reports by year

2023: US production Confidential · Imports Confidential
2019: US production 80.1K lb · Imports 301.8K lb

These shares come from HS customs code 292090, which covers 98 tracked chemicals in total. They estimate the category's origin mix, not this chemical specifically.

Source Countries

Country of origin for US imports, from Census customs data (2024).

CN 28%ChinaKR 17%South KoreaIT 13%ItalyIN 10%IndiaDE 9%Germany

Poland
Switzerland
Ireland
Canada
Lithuania
Netherlands
Brazil
Malaysia
Hungary
Czech Republic
Saudi Arabia
Slovakia
Ukraine
Turkey

EPA-registered manufacturers (1)

Companies that report making or importing this chemical to the EPA. Registration is US-centric and does not indicate import origin.

Ascent Chemicals

Domestic parents -- activity not disclosed (3)

EPA records name a US company for this chemical but do not disclose whether the company made it here or imported it.

Colgate Palmolive

Polyventive

Southern Chemical & Textiles

EPA-registered importers (3)

Companies that report making or importing this chemical to the EPA. Registration is US-centric and does not indicate import origin.

Kuala Lumpur Kepong Berhad · MY Malaysia

Klk Oleo Americas

Norman, Fox &

Why It Matters

Sectors

Consumer ProductsCore Chemicals

Downstream UsesNot recorded

FDA Shortage Status

Whether any manufacturer currently reports this drug as in shortage on the FDA Drug Shortages database. "Active Shortage" means at least one presentation has status "current."

No FDA shortage records

Industrial Uses

Used in 2 sectors as 3 functional roles.

•Intermediate in Soap, Cleaning Compound, and Toilet Preparation Manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product
•Foamant in Soap, Cleaning Compound, and Toilet Preparation Manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product
•Surfactant (surface active agent) in All Other Basic Organic Chemical Manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product
•Surfactant (surface active agent) in Soap, Cleaning Compound, and Toilet Preparation ManufacturingProcessing—incorporation into formulation, mixture, or reaction product

Vendor Pricing

$0.04/gAaron Chemicals LLC

CountryHong Kong

Pack$19.00 / 500 g

Purity68%

Vendors11 available

Prices reflect listed pack sizes. Small research packs run far above bulk rates.

10 more vendors

Vendor	Country	$/g	Pack	Purity
Angene Chemical	China → Hong Kong	$0.04	500 g	68%
A2B Chem LLC	United States	$0.05	1 kg	70%
AA BLOCKS	United States	$0.06	1 kg	70%
Chemscene	United States	$0.07	1 kg	—
Fluorochem EU	Germany	$0.08	1 kg	70%
Fluorochem UK	United Kingdom	$0.13	100 g	70%
Combi-Blocks, Inc.	United States	$0.25	1 kg	68%
AK Scientific, Inc.	United States	$0.57	100 g	30%
Angene International Limited	United States	$1.23	100 g	30%
Angene	China → Hong Kong	$4266.67	30 mg	68%

Chemical Identity

CAS2235-54-3

PubChem CID16700

DTXSIDDTXSID2027462

FormulaC12H29NO4S

Mol. Weight283.43 g/mol

SMILESCCCCCCCCCCCCOS(=O)(=O)[O-].[NH4+]

Data Sources

EPA CompTox (DSSTox) · DTXSID2027462Retrieved 2026-04-06
PubChem · compound 16700Retrieved 2026-04-06
EPA Chemical Data ReportingReporting year: 2023 · Retrieved 2026-10-04
EPA Chemical Data ReportingReporting year: 2023 · Retrieved 2026-10-04
US Census international tradeReporting year: 2024 · Retrieved 2026-10-04

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Brief citations

Ammonium dodecyl sulfate (CAS 2235-54-3) https://chemicalindependence.com/chemical/2235-54-3/ EPA CompTox (DSSTox): DTXSID2027462. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID2027462 PubChem: 16700. Retrieved 2026-04-06. https://pubchem.ncbi.nlm.nih.gov/compound/16700 EPA Chemical Data Reporting: 2235-54-3. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 2235-54-3. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting US Census international trade: HS 292090 for CAS 2235-54-3. Reporting year: 2024. https://usatrade.census.gov/