Rosin, fumarated

CAS 65997-04-8

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$41M

Top sourceBrazil 45%

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. Import value and source-country shares describe a shared customs category, not a separate chemical measurement.

Where It Comes From

Customs basis: HS 380690 · basket

EPA reports by year

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

These shares come from HS customs code 380690, which covers 7 tracked chemicals in total. They estimate the category's origin mix, not this chemical specifically.

Source Countries

Country of origin for US imports, from Census customs data (2024).

BR 45%BrazilMX 15%MexicoCN 12%ChinaBE 11%BelgiumNL 8%Netherlands

Japan
Taiwan
South Africa
Greece
Norway

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.

Ergon Chemicals

Plasmine Technology

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.

Harima Usa

EPA-registered importers (1)

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

Teckrez

Why It Matters

Sectors

Plastics & RubberPaper & Printing

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 4 sectors as 3 functional roles.

•Adhesion/cohesion promoter in Plastics Material and Resin Manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product
•Sizing agent in Paper Manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product
•Adhesion/cohesion promoter in Printing Ink Manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product
•Adhesion/cohesion promoter in Printing and Related Support Activities (100%)Processing—incorporation into article
•Softener and conditioner in Paper ManufacturingProcessing—incorporation into formulation, mixture, or reaction product

Chemical Identity

CAS65997-04-8

PubChem CIDNot recorded

DTXSIDDTXSID5028293

FormulaNot recorded

Mol. WeightNot recorded

SMILESNot recorded

Data Sources

EPA CompTox (DSSTox) · DTXSID5028293Retrieved 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

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Brief citations

Rosin, fumarated (CAS 65997-04-8) https://chemicalindependence.com/chemical/65997-04-8/ EPA CompTox (DSSTox): DTXSID5028293. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID5028293 EPA Chemical Data Reporting: 65997-04-8. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 65997-04-8. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting US Census international trade: HS 380690 for CAS 65997-04-8. Reporting year: 2024. https://usatrade.census.gov/