Tail gas, petroleum, vacuum residues thermal cracker

CAS 68478-34-2

US production3.3M lb

Import volumeZero

Import dependency0%

Top sourceNo public record

Production is reported production, not a complete census of factories. 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 271129 · basket

EPA reports by year

2023: US production 3.3M lb · Imports Zero
2019: US production 15.0M lb · Imports Zero

HS customs code 271129 covers 112 tracked chemicals in total. US Census does not break out this chemical's share, so the country-of-origin mix is not available. EPA CDR reports import dependency at the chemical level separately, shown above.

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.

Par Hawaii Refining

Why It Matters

No EPA sector or FDA product records name a use for this chemical.

Chemical Identity

CAS68478-34-2

PubChem CIDNot recorded

DTXSIDDTXSID5028615

FormulaNot recorded

Mol. WeightNot recorded

SMILESNot recorded

Data Sources

EPA CompTox (DSSTox) · DTXSID5028615Retrieved 2026-04-06
EPA Chemical Data ReportingReporting year: 2023 · Retrieved 2026-10-04

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Brief citations

Tail gas, petroleum, vacuum residues thermal cracker (CAS 68478-34-2) https://chemicalindependence.com/chemical/68478-34-2/ EPA CompTox (DSSTox): DTXSID5028615. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID5028615 EPA Chemical Data Reporting: 68478-34-2. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting