Fuller's earth

CAS 8031-18-3

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.

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 importers (4)

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

Basf Se · DE Germany

Basf

Brenntag Lubricants

The Sherwin Williams

Why It Matters

Sectors

TransportationConstructionMetals & MiningConsumer ProductsPaints & CoatingsCore 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 8 sectors as 6 functional roles.

•Filler in Wood Product ManufacturingProcessing—incorporation into article
•Filler in Furniture and Related Product ManufacturingProcessing—incorporation into article
•Filler in Miscellaneous ManufacturingProcessing—incorporation into article
•Viscosity modifiers in Paint and Coating ManufacturingProcessing—incorporation into formulation, mixture, or reaction product
•Pigment in Paint and Coating ManufacturingProcessing—incorporation into formulation, mixture, or reaction product
•Filler in Paint and Coating ManufacturingProcessing—incorporation into formulation, mixture, or reaction product
•Pigment in ConstructionProcessing—incorporation into article
•Filler in Transportation Equipment ManufacturingProcessing—incorporation into article
•Absorbent in Wholesale and Retail TradeUse—non-incorporative activities
•Drier in All Other Chemical Product and Preparation ManufacturingProcessing—incorporation into formulation, mixture, or reaction product
•Adsorbent in All Other Chemical Product and Preparation ManufacturingProcessing—incorporation into formulation, mixture, or reaction product

Chemical Identity

CAS8031-18-3

PubChem CIDNot recorded

DTXSIDDTXSID8049628

FormulaNot recorded

Mol. WeightNot recorded

SMILESNot recorded

Data Sources

EPA CompTox (DSSTox) · DTXSID8049628Retrieved 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

Fuller's earth (CAS 8031-18-3) https://chemicalindependence.com/chemical/8031-18-3/ EPA CompTox (DSSTox): DTXSID8049628. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID8049628 EPA Chemical Data Reporting: 8031-18-3. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 8031-18-3. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting