Sodium thiocyanate

CAS 540-72-7

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$32M

Top sourceChina 39%

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 284290 · basket

EPA reports by year

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

These shares come from HS customs code 284290, which covers 96 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).

CN 39%ChinaDE 33%GermanyCA 9%CanadaGB 4%United KingdomJP 3%Japan

Taiwan
Colombia
Mexico
Denmark
Belgium
Sweden
Switzerland
Italy
Poland
Czech Republic
Armenia

Domestic parents -- activity not disclosed (4)

EPA records name a US company for this chemical but do not disclose whether the company made it here or imported it.

Access Chemicals & Services

American International Chemical

Brenntag

Polyventive

EPA-registered importers (7)

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

Brenntag · DE Germany

Allchem Industries Holding

Chemical Distribution Network

Nedam

Pvs Chemicals

Show all 7

Russtech Admixtures

Thatcher

Why It Matters

Sectors

ConstructionConsumer Products

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 2 sectors as 4 functional roles.

•Hardener in Construction (100%)Processing—incorporation into formulation, mixture, or reaction product
•Intermediate in Construction (50%)Processing—incorporation into formulation, mixture, or reaction product
•Stabilizing agent in Construction (100%)Processing—repackaging
•CBI in CBICBI

Chemical Identity

CAS540-72-7

PubChem CID516871

DTXSIDDTXSID4021343

FormulaCNNaS

Mol. Weight81.07 g/mol

SMILESC(#N)[S-].[Na+]

Data Sources

EPA CompTox (DSSTox) · DTXSID4021343Retrieved 2026-04-06
PubChem · compound 516871Retrieved 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

Sodium thiocyanate (CAS 540-72-7) https://chemicalindependence.com/chemical/540-72-7/ EPA CompTox (DSSTox): DTXSID4021343. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID4021343 PubChem: 516871. Retrieved 2026-04-06. https://pubchem.ncbi.nlm.nih.gov/compound/516871 EPA Chemical Data Reporting: 540-72-7. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 540-72-7. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting US Census international trade: HS 284290 for CAS 540-72-7. Reporting year: 2024. https://usatrade.census.gov/