Humic acids, sodium salts

CAS 68131-04-4

Used in 2 industrial sectors tracked by the EPA.

US production1.2M lb

Import value, 2024$60M

Import volumeCBI

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

Top sourceCanada 78%

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.

Where It Comes From

Customs basis: HS 380992 · exact

EPA reports by year

2023: US production 1.2M lb · Imports Confidential
2019: US production Confidential · Imports Zero

Source Countries

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

CA 78%CanadaSE 15%SwedenGB 3%United KingdomIT 1%ItalyCN 1%China

Spain
Netherlands
Germany
India
Mexico
Japan
Belgium
Taiwan
Singapore
South Korea
Austria

EPA-registered manufacturers (1)

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

Forth Technologies

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.

Schlumberger

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.

Vibrantz Technologies

Why It Matters

Sectors

AgricultureEnergy

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 3 sectors as 3 functional roles.

•Soil amendments (fertilizers) in Agriculture, Forestry, Fishing and Hunting (100%)Processing—incorporation into formulation, mixture, or reaction product
•Pigment in Oil and Gas Drilling, Extraction, and Support activities (0%)Processing—incorporation into formulation, mixture, or reaction product
•Abrasives in Not Known or Reasonably Ascertainable (100%)Processing—incorporation into formulation, mixture, or reaction product

Chemical Identity

CAS68131-04-4

PubChem CIDNot recorded

DTXSIDDTXSID9028382

FormulaNot recorded

Mol. WeightNot recorded

SMILESNot recorded

Data Sources

EPA CompTox (DSSTox) · DTXSID9028382Retrieved 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

Humic acids, sodium salts (CAS 68131-04-4) https://chemicalindependence.com/chemical/68131-04-4/ EPA CompTox (DSSTox): DTXSID9028382. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID9028382 EPA Chemical Data Reporting: 68131-04-4. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 68131-04-4. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting US Census international trade: HS 380992 for CAS 68131-04-4. Reporting year: 2024. https://usatrade.census.gov/