Nickel(II) chloride hexahydrate

CAS 7791-20-0

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

Cl₂H₁₂NiO₆237.7 g/mol

no molecular structure to draw

US productionCBI

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

Import value, 2024$2M

Top sourceItaly 46%

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.

Where It Comes From

Customs basis: HS 282735 · exact

EPA reports by year

2023: US production Confidential · Imports Confidential
2019: US production Zero · Imports 386.3K lb

Source Countries

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

IT 46%ItalyTW 39%TaiwanDE 10%GermanyHK 2%Hong KongCA 1%Canada

India
China

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.

Macdermid

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.

Bluestone Specialty Chemicals

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.

Shell Petroleum

Why It Matters

Sectors

Core Chemicals

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 5 functional roles.

•Processing aids, specific to petroleum production in Petrochemical Manufacturing (100%)Processing as a reactant
•Plating agent in All Other Chemical Product and Preparation ManufacturingProcessing—incorporation into formulation, mixture, or reaction product
•Chelating agent in All Other Chemical Product and Preparation ManufacturingProcessing—incorporation into formulation, mixture, or reaction product
•Etching agent in All Other Chemical Product and Preparation ManufacturingProcessing—incorporation into formulation, mixture, or reaction product
•Catalyst in All Other Basic Organic Chemical ManufacturingProcessing—incorporation into formulation, mixture, or reaction product

Vendor Pricing

$0.18/gApollo Scientific UK

CountryUnited Kingdom

Pack$89.00 / 500 g

Purity99%

Vendors2 available

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

1 more vendor

Vendor	Country	$/g	Pack	Purity
AK Scientific, Inc.	United States	$0.24	500 g	99%

Chemical Identity

CAS7791-20-0

PubChem CID24645

DTXSIDDTXSID7041170

FormulaCl2H12NiO6

Mol. Weight237.69 g/mol

SMILESO.O.O.O.O.O.[Cl-].[Cl-].[Ni+2]

Data Sources

EPA CompTox (DSSTox) · DTXSID7041170Retrieved 2026-04-06
PubChem · compound 24645Retrieved 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

Nickel(II) chloride hexahydrate (CAS 7791-20-0) https://chemicalindependence.com/chemical/7791-20-0/ EPA CompTox (DSSTox): DTXSID7041170. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID7041170 PubChem: 24645. Retrieved 2026-04-06. https://pubchem.ncbi.nlm.nih.gov/compound/24645 EPA Chemical Data Reporting: 7791-20-0. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 7791-20-0. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting US Census international trade: HS 282735 for CAS 7791-20-0. Reporting year: 2024. https://usatrade.census.gov/