Ammonium isopolytungstate ((NH4)6[H2W12O40])

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

Molecular structure of 12028-48-7
US ProductionCBI
Import Value$63M
Top SourceChina 45%

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 284180 · basket

These shares come from HS customs code 284180, which covers 4 chemicals in total. They estimate the bucket's origin mix, not this chemical specifically.

Source Countries
CN 45%ChinaDE 25%GermanyTW 10%TaiwanIN 7%IndiaVN 6%Vietnam
EPA-registered manufacturers (1)
Global Tungsten &Amp; Powders
EPA-registered importers (3)
Sakai Trading · JP Japan
Sakai Trading New York
W. R. Grace & Co. - Conn.

Why It Matters

Sectors
EnergyMetals & MiningCore Chemicals
Downstream UsesNo data available
FDA Shortage Status
No FDA shortage records

Industrial Uses

Used in 2 sectors as 2 functional roles.

  • •Intermediate in Petrochemical Manufacturing (100%)Processing as a reactant
  • •Process regulators in Petroleum Refineries (100%)Processing as a reactant

Chemical Identity

CAS12028-48-7
PubChem CIDNo data available
DTXSIDDTXSID50894259
FormulaNo data available
Mol. WeightNo data available
SMILESNo data available

Data Sources

DTXSID508942592026-04-06

https://doi.org/10.23645/epacomptox.5588566

Archive: data/sources/comptox/dsstox_identifiers.csv

12028-48-72026-04-24

https://www.epa.gov/chemical-data-reporting

Archive: data/sources/epa_cdr/2020_cdr.csv

CAS 12028-48-72026-04-25

https://www.epa.gov/chemical-data-reporting

Archive: data/sources/epa_cdr/2020_cdr_industrial.csv

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