Sodium hydrosulfide
U.S. production volumes are classified as confidential business information.
US ProductionCBI
Confidential Business Information. The EPA withholds this volume because publishing it could reveal the reporting company's trade secrets.
Import Value$14M
Top SourceMexico 79%
The EPA did not publish how much of this chemical companies made or imported, or marked that amount confidential. Without that volume, ACID cannot calculate import dependency.
Where It Comes From
Customs basis: HS 283010 · narrow
These shares come from HS customs code 283010, which covers 3 chemicals in total. They estimate the bucket's origin mix, not this chemical specifically.
Source Countries
Country of origin for US imports, from Census customs data (2023).
MX 79%MexicoCN 11%ChinaSG 7%SingaporeAT 2%AustriaJP 1%Japan
- Saudi Arabia
- India
EPA-registered manufacturers (19)
Companies that report making or importing this chemical to the EPA. Registration is US-centric and does not indicate import origin.
Italmatch Spa · IT Italy
Altair Paramount
Calumet Specialty Products Partners
Celanese
Chemical Products
Show all 19
Delek Us Holdings
Detrex
Ergon
Genesis Energy, L.P
Hollyfrontier
Icc Industries
Jupiter Sulphur
Lanxess
Newmarket
Nouryon Functional Chemicals
R. T. Vanderbilt Holding
Solvay
Thatcher
The International Group
EPA-registered importers (8)
Companies that report making or importing this chemical to the EPA. Registration is US-centric and does not indicate import origin.
Energizer Battery Manufacturing
Momentive Performance Materials
Newmarket
Nouryon Chemicals
Quadra Chemicals
Show all 8
Redox
Tannin
Wilbur-Ellis
Why It Matters
Sectors
EnergyMetals & MiningPlastics & RubberTextilesPaper & PrintingCore Chemicals
Downstream UsesNo data available
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 14 sectors as 13 functional roles.
- •Intermediate in Mining (except Oil and Gas) and support activities (10%)Processing as a reactant
- •Intermediate in Paper Manufacturing (90%)Processing as a reactant
- •Chemical reaction regulator in All Other Basic Organic Chemical Manufacturing (100%)Processing as a reactant
- •Processing aids, specific to petroleum production in Petroleum Refineries (100%)Processing—incorporation into formulation, mixture, or reaction product
- •Monomers in Plastics Material and Resin Manufacturing (50%)Processing as a reactant
- •Plasticizer in Plastics Product Manufacturing (50%)Processing as a reactant
- •Oxidizing/reducing agents in Paper Manufacturing (95%)Processing as a reactant
- •Oxidizing/reducing agents in Mining (except Oil and Gas) and support activities (1%)Processing—incorporation into formulation, mixture, or reaction product
- •Oxidizing/reducing agents in Services (5%)Processing—incorporation into formulation, mixture, or reaction product
- •Oxidizing/reducing agents in All Other Basic Inorganic Chemical Manufacturing (100%)Processing as a reactant
- •Intermediate in All Other Basic Organic Chemical Manufacturing (23%)Processing as a reactant
- •Oxidizing/reducing agents in Other (2%)Processing as a reactant
- •Bleaching agent in Paper Manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product
- •Solids separation (precipitating) agent, not otherwise specified in Mining (except Oil and Gas) and support activities (98%)Processing—repackaging
- •Reducing agent in Services (1%)Processing—repackaging
- •Intermediate in Petrochemical Manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product
- •Lubricating agent in Petroleum Lubricating Oil and Grease Manufacturing (100%)Processing as a reactant
- •Intermediate in Petroleum Lubricating Oil and Grease Manufacturing (100%)Processing as a reactant
- •Intermediate in Oil and Gas Drilling, Extraction, and Support activities (1%)Processing as a reactant
- •Solids separation (precipitating) agent, not otherwise specified in All Other Basic Organic Chemical Manufacturing (1%)Processing as a reactant
- •Intermediate in Miscellaneous Manufacturing (1%)Processing as a reactant
- •Intermediate in Textiles, apparel, and leather manufacturing (1%)Processing as a reactant
- •Flotation agent in Mining (except Oil and Gas) and support activities (100%)Processing—incorporation into formulation, mixture, or reaction product
- •Lubricants and lubricant additives in All Other Basic Organic Chemical Manufacturing (0%)Processing as a reactant
- •Oxidizing/reducing agents in Miscellaneous Manufacturing (100%)Processing as a reactant
- •Bleaching agents in Paper Manufacturing (100%)Processing as a reactant
- •Reducing agent in Textiles, apparel, and leather manufacturing (100%)Processing—incorporation into article
Vendor Pricing
$0.03/gAaron Chemicals LLC
CountryHong Kong
Pack$15.00 / 500 g
Purity70%
Vendors7 available
Prices reflect listed pack sizes. Small research packs run far above bulk rates.
6 more vendors
| Vendor | Country Supplier country. Where available, shows shipping origin. When the supplier ships from a different country than where they are registered, both are shown. Most suppliers show registration country only. | $/g | Pack | Purity |
|---|---|---|---|---|
| Angene Chemical | China → Hong Kong | $0.03 | 500 g | 70% |
| A2B Chem LLC | United States | $0.08 | 500 g | 68% |
| AA BLOCKS | United States | $0.09 | 500 g | 68% |
| Angene International Limited | United States | $3.08 | 25 g | 60% |
| AstaTech, Inc | United States | $297.00 | 1 g | 95% |
| Angene | China → Hong Kong | $4266.67 | 30 mg | 70% |
Chemical Identity
CAS16721-80-5
PubChem CID28015
DTXSIDDTXSID3029738
FormulaHNaS
Mol. Weight56.07 g/mol
SMILES[Na+].[SH-]
Data Sources
DTXSID30297382026-04-06
https://doi.org/10.23645/epacomptox.5588566
Archive: data/sources/comptox/dsstox_identifiers.csv
280152026-04-06
https://pubchem.ncbi.nlm.nih.gov/rest/pug/compound/cid/28015/property/MolecularFormula,MolecularWeight,CanonicalSMILES,InChIKey/JSON
Archive: data/sources/pubchem_properties/28015.json
16721-80-52026-04-24
https://www.epa.gov/chemical-data-reporting
Archive: data/sources/epa_cdr/2020_cdr.csv
CAS 16721-80-52026-04-25
https://www.epa.gov/chemical-data-reporting
Archive: data/sources/epa_cdr/2020_cdr_industrial.csv