Limestone
CAS 1317-65-3
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.
Import value, 2024$17M
Top sourceCanada 56%
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 252100 · 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 56%CanadaDO 23%Dominican RepublicTR 20%TurkeyIT 1%Italy
- Malaysia
- China
- India
- Belgium
- Ireland
- South Korea
- Germany
- Mexico
- Indonesia
- Denmark
- Egypt
- Lithuania
- United Kingdom
EPA-registered manufacturers (3)
Companies that report making or importing this chemical to the EPA. Registration is US-centric and does not indicate import origin.
Chemmasters
Inland Coatings
Minerals Technologies
Domestic parents -- activity not disclosed (10)
EPA records name a US company for this chemical but do not disclose whether the company made it here or imported it.
Aerovac
Avient
Blachford
Colas
Composites One
Show all 10
Mom Holding
S.C. Johnson & Son
Schlumberger
Sicer Usa
Wacker Chemical Corporation - Headquarters
EPA-registered importers (37)
Companies that report making or importing this chemical to the EPA. Registration is US-centric and does not indicate import origin.
Azelis S A · LU Luxembourg
Basf Se · DE Germany
Borealis Ag · AT Austria
Compagnie De Saint Gobain · FR France
Freudenberg & Co Kommanditgesellschaft · DE Germany
Show all 37
Heubach Holding S R L · LU Luxembourg
Karta Halten Bv · NL Netherlands
Mercedes-Benz Ag · DE Germany
Ravago S A · LU Luxembourg
Sika Ag · CH Switzerland
3M
Advanced Micronutrient Products
Arkema
Azelis Americas Case
Basf
Blue Tree Holdings
Borealis Compounds
Continental Tire Holding Us
Denso International America
Domtar
Dow Chemical
Enco Manufacturing
Finch Paper
Freudenberg North America
Gsd Distribution
Hempel Usa
Heubach Holding Usa
Hilti
Lanco Manufacturing
Mapei
Mercedes Benz U.S
Nichiha
Nucor
Saint Gobain
Sika
Target
The Sherwin Williams
Why It Matters
Sectors
AgricultureEnergyTransportationConstructionMetals & 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 16 sectors as 11 functional roles.
- •Filler in All Other Chemical Product and Preparation Manufacturing (100%)Processing—incorporation into article
- •Filler in Non-metallic Mineral Product Manufacturing (includes clay, glass, cement, concrete, lime, gypsum, and other non-metallic mineral product manufacturing) (100%)Processing—incorporation into formulation, mixture, or reaction product
- •Sealant (barrier) in Construction (80%)Processing—incorporation into article
- •Filler in Paper Manufacturing (100%)Processing as a reactant
- •Filler in Rubber Product Manufacturing (100%)Processing—incorporation into article
- •Binder in Paint and Coating Manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product
- •Filler in Plastics Material and Resin Manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product
- •Filler in Paint and Coating ManufacturingProcessing—incorporation into formulation, mixture, or reaction product
- •Filler in ConstructionProcessing—incorporation into article
- •Filler in Asphalt Paving, Roofing, and Coating Materials ManufacturingProcessing—incorporation into article
- •Filler in Wholesale and Retail Trade (0%)Not Known or Reasonably Ascertainable
- •Flux agent in Oil and Gas Drilling, Extraction, and Support activities (0%)Processing—incorporation into formulation, mixture, or reaction product
- •Binder in Non-metallic Mineral Product Manufacturing (includes clay, glass, cement, concrete, lime, gypsum, and other non-metallic mineral product manufacturing) (100%)Processing—incorporation into formulation, mixture, or reaction product
- •Intermediate in All Other Basic Inorganic Chemical Manufacturing (100%)Processing as a reactant
- •Filler in Adhesive Manufacturing (2%)Processing—incorporation into formulation, mixture, or reaction product
- •Sealant (barrier) in Transportation Equipment Manufacturing (100%)Processing—incorporation into article
- •Alloys in Fabricated Metal Product Manufacturing (79%)Processing—repackaging
- •Alloys in Construction (21%)Processing—incorporation into article
- •pH regulating agent in Pesticide, Fertilizer, and Other Agricultural Chemical ManufacturingUse—non-incorporative activities
- •Pigment in Paint and Coating Manufacturing (50%)Processing—incorporation into formulation, mixture, or reaction product
- •Pigment in Printing Ink Manufacturing (50%)Processing—incorporation into formulation, mixture, or reaction product
- •Defoamer in Wholesale and Retail Trade (0%)Not Known or Reasonably Ascertainable
- •Viscosity modifiers in Wholesale and Retail Trade (0%)Not Known or Reasonably Ascertainable
- •Plasticizer in Wholesale and Retail Trade (0%)Not Known or Reasonably Ascertainable
Chemical Identity
CAS1317-65-3
PubChem CIDNot recorded
DTXSIDDTXSID9050486
FormulaNot recorded
Mol. WeightNot recorded
SMILESNot recorded
Data Sources
- EPA CompTox (DSSTox) · DTXSID9050486Retrieved 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
Limestone (CAS 1317-65-3) https://chemicalindependence.com/chemical/1317-65-3/ EPA CompTox (DSSTox): DTXSID9050486. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID9050486 EPA Chemical Data Reporting: 1317-65-3. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 1317-65-3. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting US Census international trade: HS 252100 for CAS 1317-65-3. Reporting year: 2024. https://usatrade.census.gov/