Magnesium chloride hexahydrate

CAS 7791-18-6

Companies reported imports and no US production of this chemical to EPA for 2019.

Cl₂H₁₂MgO₆203.3 g/mol

no molecular structure to draw

US productionZero

Import value, 2024$28M

Import volume75.0K lb

Import dependency100%

Top sourceIsrael 51%

Production is reported production, not a complete census of factories. Production reporting year: 2019.

Magnesium chloride hexahydrate · US import value by year

2013: $14M · 2024: $28M · Peak 2025: $38M

Where It Comes From

Customs basis: HS 282731 · exact

EPA reports by year

2019: US production Zero · Imports 75.0K lb

Source Countries

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

IL 51%IsraelNL 15%NetherlandsCZ 12%Czech RepublicSE 8%SwedenDE 4%Germany

Switzerland
Turkey
Austria
Jordan
United Kingdom
Estonia
Lithuania
Belgium

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.

Brenntag

Why It Matters

No EPA sector or FDA product records name a use for this chemical.

Chemical Identity

CAS7791-18-6

PubChem CID24644

DTXSIDDTXSID0020789

FormulaCl2H12MgO6

Mol. Weight203.3 g/mol

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

Data Sources

EPA CompTox (DSSTox) · DTXSID0020789Retrieved 2026-04-06
PubChem · compound 24644Retrieved 2026-04-06
EPA Chemical Data ReportingReporting year: 2019 · Retrieved 2026-10-04
US Census international tradeReporting year: 2024 · Retrieved 2026-10-04

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Brief citations

Magnesium chloride hexahydrate (CAS 7791-18-6) https://chemicalindependence.com/chemical/7791-18-6/ EPA CompTox (DSSTox): DTXSID0020789. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID0020789 PubChem: 24644. Retrieved 2026-04-06. https://pubchem.ncbi.nlm.nih.gov/compound/24644 EPA Chemical Data Reporting: 7791-18-6. Reporting year: 2019. https://www.epa.gov/chemical-data-reporting US Census international trade: HS 282731 for CAS 7791-18-6. Reporting year: 2024. https://usatrade.census.gov/