Bentonite
CAS 1302-78-9
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$17M
Top sourceCanada 36%
At least one company claimed its 2023 production or import volume for this chemical as confidential, so EPA withholds it.
Why supply is unknownProduction is reported production, not a complete census of factories. US production volume is confidential. Production reporting year: 2023.
Where It Comes From
Customs basis: HS 250810 · exact
EPA reports by year
- 2023
- US production Confidential · Imports Confidential
- 2019
- US production Confidential · Imports Confidential
Source Countries
Country of origin for US imports, from Census customs data (2024).
CA 36%CanadaMX 24%MexicoCN 11%ChinaTR 10%TurkeyGB 4%United Kingdom
- Egypt
- Switzerland
- Malaysia
- Morocco
- Japan
- India
- Taiwan
- Israel
- South Korea
- Singapore
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.
Minerals Technologies
Shinagawa Americas
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.
Brenntag
EPA-registered importers (14)
Companies that report making or importing this chemical to the EPA. Registration is US-centric and does not indicate import origin.
Clariant International · CH Switzerland
Ravago S A · LU Luxembourg
Sika Ag · CH Switzerland
Advanced Micronutrient Products
Archer Daniels Midland
Show all 14
Blue Tree Holdings
Clariant
Hallmark Cards
Ngk Ceramics Usa
P&G
Pyrotek
Sasco Chemical Group
Sika
Target
Why It Matters
Sectors
AgricultureFoodEnergyTransportationConstructionMetals & MiningPlastics & RubberConsumer ProductsPaints & CoatingsPaper & PrintingCore 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 17 sectors as 8 functional roles.
- •Filler in All Other Chemical Product and Preparation Manufacturing (100%)Processing—repackaging
- •Soil amendments (fertilizers) in Pesticide, Fertilizer, and Other Agricultural Chemical ManufacturingUse—non-incorporative activities
- •Viscosity modifiers in Transportation Equipment Manufacturing (100%)Processing—incorporation into article
- •Thickening agent in Pesticide, Fertilizer, and Other Agricultural Chemical ManufacturingProcessing—incorporation into formulation, mixture, or reaction product
- •Binder in All Other Basic Inorganic Chemical Manufacturing (1%)Processing—incorporation into formulation, mixture, or reaction product
- •Anti-adhesive/cohesive in Fabricated Metal Product Manufacturing (100%)Use—non-incorporative activities
- •Viscosity modifiers in Pesticide, Fertilizer, and Other Agricultural Chemical ManufacturingProcessing—incorporation into formulation, mixture, or reaction product
- •Viscosity modifiers in Plastics Product ManufacturingProcessing—incorporation into formulation, mixture, or reaction product
- •Viscosity modifiers in Adhesive ManufacturingProcessing—incorporation into formulation, mixture, or reaction product
- •Viscosity modifiers in Furniture and Related Product ManufacturingProcessing—incorporation into formulation, mixture, or reaction product
- •Viscosity modifiers in Paper ManufacturingProcessing—incorporation into formulation, mixture, or reaction product
- •Viscosity modifiers in ConstructionProcessing—incorporation into formulation, mixture, or reaction product
- •Viscosity modifiers in Oil and Gas Drilling, Extraction, and Support activitiesProcessing—incorporation into formulation, mixture, or reaction product
- •Viscosity modifiers in Petroleum Lubricating Oil and Grease ManufacturingProcessing—incorporation into formulation, mixture, or reaction product
- •Viscosity modifiers in Paint and Coating ManufacturingProcessing—incorporation into formulation, mixture, or reaction product
- •Viscosity modifiers in Miscellaneous ManufacturingProcessing—incorporation into formulation, mixture, or reaction product
- •Viscosity modifiers in Primary Metal ManufacturingProcessing—incorporation into formulation, mixture, or reaction product
- •Viscosity modifiers in Printing Ink ManufacturingProcessing—incorporation into formulation, mixture, or reaction product
- •Binder in All Other Basic Organic Chemical ManufacturingProcessing—incorporation into formulation, mixture, or reaction product
- •Binder in Primary Metal Manufacturing (100%)Processing—incorporation into article
- •Flow promoter in Paint and Coating ManufacturingProcessing—incorporation into formulation, mixture, or reaction product
- •Surface modifier in Paint and Coating ManufacturingProcessing—incorporation into formulation, mixture, or reaction product
Chemical Identity
CAS1302-78-9
PubChem CIDNot recorded
DTXSIDDTXSID6030782
FormulaNot recorded
Mol. WeightNot recorded
SMILESNot recorded
Data Sources
- EPA CompTox (DSSTox) · DTXSID6030782Retrieved 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
Brief citations
Bentonite (CAS 1302-78-9) https://chemicalindependence.com/chemical/1302-78-9/ EPA CompTox (DSSTox): DTXSID6030782. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID6030782 EPA Chemical Data Reporting: 1302-78-9. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 1302-78-9. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting US Census international trade: HS 250810 for CAS 1302-78-9. Reporting year: 2024. https://usatrade.census.gov/