Tetrachloroethylene

CAS 127-18-4

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

US productionCBI

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

Import value, 2024$805K

Top sourceCzech Republic 75%

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.

Where It Comes From

Customs basis: HS 290323 · exact

EPA reports by year

2023: US production Confidential · Imports Confidential
2019: US production Confidential · Imports Confidential

Source Countries

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

CZ 75%Czech RepublicCN 7%ChinaJP 6%JapanIT 3%ItalyNL 3%Netherlands

EPA-registered manufacturers (3)

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

Occidental Petroleum

Olin

Westlake

Domestic parents -- activity not disclosed (4)

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

Catalynt Solutions

Colonial Group

Polyventive

United Mineral And Chemical

EPA-registered importers (7)

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

Allchem Industries Holding

Chemical Distribution Network

Greenchem Industries

Parker-Hannifin

The Sherwin Williams

Show all 7

United Refining

Wego Chemical Group

Why It Matters

Sectors

AgricultureEnergyTransportationConstructionMetals & MiningPlastics & RubberTextilesConsumer 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 12 sectors as 7 functional roles.

•Intermediate in All Other Chemical Product and Preparation Manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product
•Adhesion/cohesion promoter in Rubber Product Manufacturing (100%)Processing—incorporation into article
•Solvent in Adhesive Manufacturing (90%)Processing—incorporation into formulation, mixture, or reaction product
•Cleaning agent in Petroleum Refineries (100%)Processing—incorporation into formulation, mixture, or reaction product
•Intermediate in All Other Basic Organic Chemical ManufacturingProcessing as a reactant
•Processing aids, specific to petroleum production in Petrochemical Manufacturing (4%)Use—non-incorporative activities
•Solvent in All Other Basic Organic Chemical Manufacturing (1%)Use—non-incorporative activities
•Refrigerants in All Other Basic Organic Chemical Manufacturing (82%)Processing as a reactant
•Solvent in All Other Chemical Product and Preparation Manufacturing (80%)Processing—incorporation into formulation, mixture, or reaction product
•Solvent in Soap, Cleaning Compound, and Toilet Preparation ManufacturingNot Known or Reasonably Ascertainable
•Refrigerants in Industrial Gas ManufacturingProcessing as a reactant
•Processing aids, specific to petroleum production in Petroleum RefineriesProcessing as a reactant
•Cleaning agent in Wholesale and Retail TradeProcessing as a reactant
•Intermediate in Petroleum RefineriesProcessing as a reactant
•Laboratory chemicals in All Other Basic Organic Chemical ManufacturingProcessing—repackaging
•Solvent in Machinery ManufacturingProcessing—incorporation into formulation, mixture, or reaction product
•Cleaning agent in Transportation Equipment ManufacturingUse—non-incorporative activities
•Solvent in Primary Metal ManufacturingProcessing—incorporation into formulation, mixture, or reaction product

Vendor Pricing

$0.56/gA2B Chem LLC (1 week)

CountryUnited States

Pack$141.00 / 250 g

Purity95%

Vendors3 available

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

2 more vendors

Vendor	Country	$/g	Pack	Purity
AA BLOCKS (1 week)	United States	$0.59	250 g	—
Labotest KG	Germany	$217.80	5000 mg	90%

Chemical Identity

CAS127-18-4

PubChem CID31373

DTXSIDDTXSID2021319

FormulaC2Cl4

Mol. Weight165.8 g/mol

SMILESC(=C(Cl)Cl)(Cl)Cl

Data Sources

EPA CompTox (DSSTox) · DTXSID2021319Retrieved 2026-04-06
PubChem · compound 31373Retrieved 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

Tetrachloroethylene (CAS 127-18-4) https://chemicalindependence.com/chemical/127-18-4/ EPA CompTox (DSSTox): DTXSID2021319. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID2021319 PubChem: 31373. Retrieved 2026-04-06. https://pubchem.ncbi.nlm.nih.gov/compound/31373 EPA Chemical Data Reporting: 127-18-4. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 127-18-4. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting US Census international trade: HS 290323 for CAS 127-18-4. Reporting year: 2024. https://usatrade.census.gov/