Sludges, petroleum, chemically neutralized

CAS 64743-07-3

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$78M

Import volumeZero

Top sourceMexico 80%

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 271099 · basket

EPA reports by year

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

These shares come from HS customs code 271099, which covers 5 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).

MX 80%MexicoCA 18%Canada

Japan
Panama
Denmark
Italy
Ukraine
Costa Rica
South Korea
Algeria
Germany
Netherlands
Singapore
Colombia
Sweden
Australia
Brazil
China
Greece
Jamaica
Bahamas
Norway
Turkey
Guatemala
India
Switzerland
Ireland
Peru
United Arab Emirates
Bermuda
United Kingdom
Saint Lucia
Belize
Finland
Cyprus
Saudi Arabia
Dominican Republic

EPA-registered manufacturers (2)

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

Shell Plc · GB United Kingdom

Shell Petroleum

Why It Matters

Sectors

Core 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

•Fuels and fuel additives in Petrochemical Manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product

Chemical Identity

CAS64743-07-3

PubChem CIDNot recorded

DTXSIDDTXSID3028261

FormulaNot recorded

Mol. WeightNot recorded

SMILESNot recorded

Data Sources

EPA CompTox (DSSTox) · DTXSID3028261Retrieved 2026-04-06
EPA Chemical Data ReportingReporting year: 2023 · Retrieved 2026-10-04
EPA Chemical Data ReportingReporting year: 2019 · Retrieved 2026-10-04
US Census international tradeReporting year: 2024 · Retrieved 2026-10-04

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Brief citations

Sludges, petroleum, chemically neutralized (CAS 64743-07-3) https://chemicalindependence.com/chemical/64743-07-3/ EPA CompTox (DSSTox): DTXSID3028261. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID3028261 EPA Chemical Data Reporting: 64743-07-3. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 64743-07-3. Reporting year: 2019. https://www.epa.gov/chemical-data-reporting US Census international trade: HS 271099 for CAS 64743-07-3. Reporting year: 2024. https://usatrade.census.gov/