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Lignin

CAS 9005-53-2

U.S. production volumes are classified as confidential business information.

Molecular structure of 9005-53-2
US productionCBI
Import value, 2024$391M
Top sourceChina 23%

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 391390 · basket

EPA reports by year
2023
US production Confidential · Imports Confidential

These shares come from HS customs code 391390, which covers 12 tracked chemicals in total. They estimate the category's origin mix, not this chemical specifically.

Source Countries
CN 23%ChinaSE 22%SwedenAT 20%AustriaIT 10%ItalyJP 4%Japan

Why It Matters

Sectors
Core Chemicals
Downstream UsesNot recorded
FDA Shortage Status
No FDA shortage records

Chemical Identity

CAS9005-53-2
PubChem CIDNot recorded
DTXSIDDTXSID8093811
FormulaNot recorded
Mol. WeightNot recorded
SMILESNot recorded

Data Sources

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Brief citations

Lignin (CAS 9005-53-2) https://chemicalindependence.com/chemical/9005-53-2/ EPA TSCA Inventory: CAS 9005-53-2. Retrieved 2026-04-29. https://www.epa.gov/tsca-inventory EPA Chemical Data Reporting: 9005-53-2. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 9005-53-2. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting US Census international trade: HS 391390 for CAS 9005-53-2. Reporting year: 2024. https://usatrade.census.gov/