Manganese(II) sulfate monohydrate

CAS 10034-96-5

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

Molecular structure of 10034-96-5 — 1 H₂O · 1 Mn²⁺

US productionCBI

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

Import value, 2024$179M

Top sourceMexico 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. Import value and source-country shares describe a shared customs category, not a separate chemical measurement.

Where It Comes From

Customs basis: HS 283329 · basket

EPA reports by year

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

These shares come from HS customs code 283329, which covers 36 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).

MX 46%MexicoCN 19%ChinaCA 11%CanadaIN 9%IndiaFI 4%Finland

Italy
South Africa
Colombia
United Kingdom
Peru
Czech Republic
Taiwan
Hong Kong
Sweden
Belgium
Singapore
Netherlands
Hungary
Switzerland

Domestic parents -- activity not disclosed (2)

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

Chemical Distribution Network

Winfield Solutions

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.

Ch Biotech R&D · TW Taiwan

Sojitz · JP Japan

Ch Biotech

Sojitz Corporation Of America

Wilbur-Ellis Holdings Ii

Why It Matters

Sectors

Agriculture

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 1 functional role.

•Soil amendments (fertilizers) in Agriculture, Forestry, Fishing and Hunting (100%)Processing—incorporation into formulation, mixture, or reaction product
•Soil amendments (fertilizers) in Pesticide, Fertilizer, and Other Agricultural Chemical ManufacturingProcessing—incorporation into formulation, mixture, or reaction product

Chemical Identity

CAS10034-96-5

PubChem CID177577

DTXSIDDTXSID4020795

FormulaH2MnO5S

Mol. Weight169.02 g/mol

SMILESO.[O-]S(=O)(=O)[O-].[Mn+2]

Data Sources

EPA CompTox (DSSTox) · DTXSID4020795Retrieved 2026-04-06
PubChem · compound 177577Retrieved 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

Manganese(II) sulfate monohydrate (CAS 10034-96-5) https://chemicalindependence.com/chemical/10034-96-5/ EPA CompTox (DSSTox): DTXSID4020795. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID4020795 PubChem: 177577. Retrieved 2026-04-06. https://pubchem.ncbi.nlm.nih.gov/compound/177577 EPA Chemical Data Reporting: 10034-96-5. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 10034-96-5. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting US Census international trade: HS 283329 for CAS 10034-96-5. Reporting year: 2024. https://usatrade.census.gov/