Selenic acid

CAS 7783-08-6

Molecular structure of 7783-08-6
US productionNot reported
Import value, 2024$66M
Top sourceChina 46%

This chemical is listed as active in US commerce, but no company reported it to EPA’s survey for 2019 or 2023. Sites may have made or imported less than the threshold amount, or none.

Why supply is unknown

Production is reported production, not a complete census of factories. Import value and source-country shares describe a shared customs category, not a separate chemical measurement.

Where It Comes From

Customs basis: HS 281119 · basket

These shares come from HS customs code 281119, which covers 30 tracked chemicals in total. They estimate the category's origin mix, not this chemical specifically.

Source Countries
CN 46%ChinaDE 17%GermanyMY 12%MalaysiaKR 5%South KoreaTW 5%Taiwan

Why It Matters

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

Vendor Pricing

$2.58/gA2B Chem LLC
CountryUnited States
Pack$646.00 / 250 g
PurityNot recorded
Vendors2 available

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

Chemical Identity

CAS7783-08-6
PubChem CIDNot recorded
DTXSIDDTXSID2064818
FormulaH2O4Se
Mol. Weight144.983 g/mol
SMILESO[Se](O)(=O)=O

Data Sources

Brief citations

Selenic acid (CAS 7783-08-6) https://chemicalindependence.com/chemical/7783-08-6/ EPA TSCA Inventory: CAS 7783-08-6. Retrieved 2026-10-04. https://www.epa.gov/tsca-inventory US Census international trade: HS 281119 for CAS 7783-08-6. Reporting year: 2024. https://usatrade.census.gov/