Sulfite liquors and Cooking liquors, white

CAS 68131-33-9

Used in 1 industrial sector tracked by the EPA.

US production252.5B lb

Import value, 2024$32M

Import volumeZero

Import dependency0%

Top sourceNorway 56%

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 380400 · narrow

EPA reports by year

2023: US production 252.5B lb · Imports Zero
2019: US production Confidential · Imports Confidential

These shares come from HS customs code 380400, which covers 3 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).

NO 56%NorwayCA 29%CanadaMX 7%MexicoDE 3%GermanySE 3%Sweden

Netherlands
Malaysia
Japan
United Arab Emirates
Switzerland
Brazil
Russia
India

EPA-registered manufacturers (33)

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

Karta Halten B V · NL Netherlands

Ahlstrom Na Specialty Solutions

Ahlstrom Na Specialty Solutions - Thilmany

Billerud

Billerud Escanaba

Show all 33

Clearwater Paper

Domtar

Domtar Paper Company, Llc - Ha

Evergreen Packaging

Global Win Capital

Graphic Packaging Holding

Graphic Packaging International

Green Bay Packaging

International Grand Investment

International Grand Investment Corporation (Igic)

International Paper

International Paper - Flint River Mill

Kapstone Charleston Kraft

Koch Industries

Nd Otm

Nd Paper

New-Indy Jv

Nippon Paper Industries Usa

Packaging Corp. Of America

Packaging Corporation Of America

Pixelle Specialty Solutions

Rayonier Performance Fibers

Resolute Fp Us Inc, Coosa Pines Operations

Reynolds Group Holdings

Sappi Cloquet

Sdw Holdings

Sylvamo North America

Westrock

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.

Capital Recovery Group

Why It Matters

Sectors

Paper & 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 1 sector as 3 functional roles.

•Tanning agents not otherwise specified in Paper Manufacturing (100%)Use—non-incorporative activities
•Intermediate in Paper Manufacturing (100%)Use—non-incorporative activities
•Oxidizing agent in Paper Manufacturing (2%)Use—non-incorporative activities

Chemical Identity

CAS68131-33-9

PubChem CIDNot recorded

DTXSIDDTXSID9028386

FormulaNot recorded

Mol. WeightNot recorded

SMILESNot recorded

Data Sources

EPA CompTox (DSSTox) · DTXSID9028386Retrieved 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

Sulfite liquors and Cooking liquors, white (CAS 68131-33-9) https://chemicalindependence.com/chemical/68131-33-9/ EPA CompTox (DSSTox): DTXSID9028386. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID9028386 EPA Chemical Data Reporting: 68131-33-9. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 68131-33-9. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting US Census international trade: HS 380400 for CAS 68131-33-9. Reporting year: 2024. https://usatrade.census.gov/