Hydrocarbons, C≥20, petroleum wastes

CAS 68476-53-9

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

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 Confidential
2019: US production Confidential · Imports Confidential

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 (6)

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

Pdvsa Petroleos S A · VE Venezuela

Buckeye Texas Processing

Calcasieu Refining

ExxonMobil

Martinez Refining

Show all 6

Pdv Holding

Domestic parents -- activity not disclosed (1)

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

Valero Energy

Why It Matters

Sectors

Energy

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

•Intermediate in Petroleum Refineries (100%)Processing—incorporation into formulation, mixture, or reaction product

Chemical Identity

CAS68476-53-9

PubChem CIDNot recorded

DTXSIDDTXSID4028541

FormulaNot recorded

Mol. WeightNot recorded

SMILESNot recorded

Data Sources

EPA CompTox (DSSTox) · DTXSID4028541Retrieved 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

Hydrocarbons, C≥20, petroleum wastes (CAS 68476-53-9) https://chemicalindependence.com/chemical/68476-53-9/ EPA CompTox (DSSTox): DTXSID4028541. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID4028541 EPA Chemical Data Reporting: 68476-53-9. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 68476-53-9. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting US Census international trade: HS 271099 for CAS 68476-53-9. Reporting year: 2024. https://usatrade.census.gov/