C.I. Pigment Red 231

CAS 68186-99-2

EPA’s 2023 records show zero U.S. production of this chemical.

US productionZero

Import value, 2024$324M

Import volumeCBI

Confidential Business Information. The EPA withholds this volume because publishing it could reveal the reporting company's trade secrets.

Top sourceCanada 26%

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. 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 320649 · basket

EPA reports by year

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

These shares come from HS customs code 320649, which covers 45 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).

CA 26%CanadaDE 21%GermanyMX 14%MexicoJP 6%JapanCN 6%China

Colombia
Taiwan
Romania
Egypt
Israel
Slovakia
Turkey
Ireland
Malaysia
Brazil
Switzerland
Finland
Poland
Denmark
South Africa
United Arab Emirates
Cyprus
Greece
Czech Republic
Moldova
Slovenia
Singapore
New Zealand
Indonesia
Hungary
Australia
Peru
Pakistan
Portugal
Honduras
Tunisia

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.

Vetriceramici Usa

Why It Matters

Sectors

Textiles

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

•Pigment in Synthetic Dye and Pigment ManufacturingProcessing—incorporation into formulation, mixture, or reaction product

Chemical Identity

CAS68186-99-2

PubChem CIDNot recorded

DTXSIDDTXSID9097381

FormulaNot recorded

Mol. WeightNot recorded

SMILESNot recorded

Data Sources

EPA CompTox (DSSTox) · DTXSID9097381Retrieved 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

C.I. Pigment Red 231 (CAS 68186-99-2) https://chemicalindependence.com/chemical/68186-99-2/ EPA CompTox (DSSTox): DTXSID9097381. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID9097381 EPA Chemical Data Reporting: 68186-99-2. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 68186-99-2. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting US Census international trade: HS 320649 for CAS 68186-99-2. Reporting year: 2024. https://usatrade.census.gov/