Magnesium carbonate hydroxide (Mg5(CO3)4(OH)2)

CAS 7760-50-1

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

Molecular structure of 7760-50-1 — 4 Mg²⁺

US productionCBI

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

Import value, 2024$116M

Top sourceAustralia 23%

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 283699 · basket

EPA reports by year

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

These shares come from HS customs code 283699, which covers 26 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).

AU 23%AustraliaDE 17%GermanyCN 15%ChinaPH 13%PhilippinesFI 9%Finland

South Korea
Malaysia
Turkey
Sweden
Czech Republic
Peru
Mexico
Spain
Switzerland
Belgium

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.

Shepherd Material Science

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.

Lanxess

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.

The Hallstar

Why It Matters

Sectors

Plastics & RubberConsumer ProductsPaper & Printing

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.

•Pigment in Printing and Related Support ActivitiesProcessing—incorporation into formulation, mixture, or reaction product
•Filler in Rubber Product ManufacturingProcessing—incorporation into article
•Etching agent in Plastics Product ManufacturingProcessing—incorporation into article

Chemical Identity

CAS7760-50-1

PubChem CID3084027

DTXSIDDTXSID6064793

FormulaC4Mg4O12

Mol. Weight337.26 g/mol

SMILESC(=O)([O-])[O-].C(=O)([O-])[O-].C(=O)([O-])[O-].C(=O)([O-])[O-].[Mg+2].[Mg+2].[Mg+2].[Mg+2]

Data Sources

EPA CompTox (DSSTox) · DTXSID6064793Retrieved 2026-04-06
PubChem · compound 3084027Retrieved 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

Magnesium carbonate hydroxide (Mg5(CO3)4(OH)2) (CAS 7760-50-1) https://chemicalindependence.com/chemical/7760-50-1/ EPA CompTox (DSSTox): DTXSID6064793. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID6064793 PubChem: 3084027. Retrieved 2026-04-06. https://pubchem.ncbi.nlm.nih.gov/compound/3084027 EPA Chemical Data Reporting: 7760-50-1. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 7760-50-1. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting US Census international trade: HS 283699 for CAS 7760-50-1. Reporting year: 2024. https://usatrade.census.gov/