Neutralizing agents, petroleum, spent sodium hydroxide

CAS 64742-40-1

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.

Top sourceNo public record

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

EPA reports by year

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

EPA-registered manufacturers (21)

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

Cenovus Energy · CA Canada

Big West Oil

Calcasieu Refining

Chevron Usa

Chs

Show all 21

Deer Park Refining

ExxonMobil

Graftech International

Hf Sinclair

Hf Sinclair Parco Refining

Lima Refining

Lyondell Chemical

Marathon Petroleum

Par Pacific Holdings

Pbf Energy

Phillips 66

Placid Refining

Superior Refining

United Refining

Vertex Energy- Mobile Refinery

Wrb Refining

Domestic parents -- activity not disclosed (5)

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

Martinez Renewables

Pdv Holding

Shell Petroleum

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

Used in 1 sector as 2 functional roles.

•Intermediate in Petroleum Refineries (100%)Use—non-incorporative activities
•Adsorbent in Petroleum Refineries (100%)Use—non-incorporative activities

Chemical Identity

CAS64742-40-1

PubChem CIDNot recorded

DTXSIDDTXSID4028206

FormulaNot recorded

Mol. WeightNot recorded

SMILESNot recorded

Data Sources

EPA CompTox (DSSTox) · DTXSID4028206Retrieved 2026-04-06
EPA Chemical Data ReportingReporting year: 2023 · Retrieved 2026-10-04
EPA Chemical Data ReportingReporting year: 2023 · Retrieved 2026-10-04

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Brief citations

Neutralizing agents, petroleum, spent sodium hydroxide (CAS 64742-40-1) https://chemicalindependence.com/chemical/64742-40-1/ EPA CompTox (DSSTox): DTXSID4028206. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID4028206 EPA Chemical Data Reporting: 64742-40-1. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 64742-40-1. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting