Potassium cyanate

CAS 590-28-3

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

US productionZero

Import value, 2024$32M

Import volumeCBI

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

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. 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 Zero · 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

EPA-registered importers (5)

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

Nihon Parkerizing · JP Japan

Parker Netsushori Kogyo · JP Japan

Delamin Nitriding Salts

Parker Trutec

Trutec Industries

Why It Matters

Sectors

Metals & Mining

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 2 functional roles.

•Surface modifier in Fabricated Metal Product Manufacturing (100%)Processing as a reactant
•Reducing agent in Primary Metal Manufacturing (100%)Processing as a reactant

Vendor Pricing

$0.02/gAaron Chemicals LLC

CountryHong Kong

Pack$79.00 / 5 kg

Purity97%

Vendors15 available

Prices reflect listed pack sizes. Small research packs run far above bulk rates.

14 more vendors

Vendor	Country	$/g	Pack	Purity
Angene Chemical	China → Hong Kong	$0.02	5 kg	97%
BLD Pharmatech GmbH	Germany	$0.04	1 kg	97%
BLD Pharmatech Ltd.	China	$0.04	1 kg	97%
AA BLOCKS	United States	$0.11	1 kg	97%
A2B Chem LLC	United States	$0.11	1 kg	97%
AK Scientific Specialized	United States	$0.12	1 kg	95%
Sigma-Aldrich (Rush Stock)	Germany	$0.14	500 g	96%
Sigma-Aldrich	Germany	$0.14	500 g	96%
AK Scientific, Inc.	United States	$0.20	1 kg	97%
Fulfilled by Molport	Latvia	$0.20	25 g	—
Angene International Limited	United States	$0.39	500 g	97%
Combi-Blocks, Inc.	United States	$0.40	500 g	95%
AstaTech (2 weeks)	United States	$0.99	100 g	95%
Angene	China → Hong Kong	$4266.67	30 mg	97%

Chemical Identity

CAS590-28-3

PubChem CID11378442

DTXSIDDTXSID2047692

FormulaCKNO

Mol. Weight81.115 g/mol

SMILESC(#N)[O-].[K+]

Data Sources

EPA CompTox (DSSTox) · DTXSID2047692Retrieved 2026-04-06
PubChem · compound 11378442Retrieved 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

Potassium cyanate (CAS 590-28-3) https://chemicalindependence.com/chemical/590-28-3/ EPA CompTox (DSSTox): DTXSID2047692. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID2047692 PubChem: 11378442. Retrieved 2026-04-06. https://pubchem.ncbi.nlm.nih.gov/compound/11378442 EPA Chemical Data Reporting: 590-28-3. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 590-28-3. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting US Census international trade: HS 284290 for CAS 590-28-3. Reporting year: 2024. https://usatrade.census.gov/