Hydrated silica
U.S. production volumes are classified as confidential business information.
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 281122 · narrow
These shares come from HS customs code 281122, which covers 6 chemicals in total. They estimate the bucket's origin mix, not this chemical specifically.
- Canada
- Singapore
- Spain
- Ukraine
- Switzerland
- Austria
- Bosnia and Herzegovina
- Lithuania
- Indonesia
- Australia
- Turkey
- Poland
- Vietnam
- Belgium
- Iceland
- Morocco
- Egypt
- Peru
- Israel
- Portugal
Why It Matters
Industrial Uses
Used in 10 sectors as 5 functional roles.
- •Defoamer in Adhesive Manufacturing (0%)Processing—incorporation into article
- •Paint additives and coating additives not described by other categories in Transportation Equipment ManufacturingProcessing—incorporation into article
- •Defoamer in Printing and Related Support ActivitiesProcessing—incorporation into formulation, mixture, or reaction product
- •Defoamer in Asphalt Paving, Roofing, and Coating Materials ManufacturingProcessing—incorporation into formulation, mixture, or reaction product
- •Defoamer in Paint and Coating ManufacturingProcessing—incorporation into formulation, mixture, or reaction product
- •Defoamer in Printing Ink ManufacturingProcessing—incorporation into formulation, mixture, or reaction product
- •Defoamer in ConstructionProcessing—incorporation into formulation, mixture, or reaction product
- •Defoamer in Wholesale and Retail TradeNot Known or Reasonably Ascertainable
- •Hardener in Wholesale and Retail TradeNot Known or Reasonably Ascertainable
- •Fillers in Rubber Product Manufacturing (100%)Processing—incorporation into article
- •Laboratory chemicals in Not Known or Reasonably Ascertainable (100%)Processing—repackaging
Vendor Pricing
Prices reflect listed pack sizes. Small research packs run far above bulk rates.
16 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 | $0.01 | 25 kg | — |
| Fluorochem UK | United Kingdom | $0.01 | 25 kg | — |
| Fluorochem EU | Germany | $0.01 | 25 kg | — |
| A2B Chem LLC (2 weeks) | United States | $0.01 | 5 kg | 90% |
| A2B Chem LLC | United States | $0.01 | 25 kg | — |
| AA BLOCKS | United States | $0.01 | 25 kg | — |
| AA BLOCKS (2 weeks) | United States | $0.01 | 5 kg | 90% |
| Sigma-Aldrich (Rush Stock) | Germany | $0.03 | 25 kg | — |
| Sigma-Aldrich | Germany | $0.03 | 25 kg | — |
| MedChemExpress MCE | Sweden | $0.04 | 2.5 kg | — |
| AK Scientific, Inc. | United States | $0.06 | 1 kg | — |
| Apollo Scientific UK | United Kingdom | $0.10 | 10 kg | 99.8% |
| AstaTech, Inc | United States | $0.20 | 500 g | 95% |
| Angene International Limited | United States | $0.21 | 500 g | 99% |
| Combi-Blocks, Inc. | United States | $0.25 | 1 kg | 95% |
| Angene | China → Hong Kong | $4266.67 | 30 mg | 90% |
Chemical Identity
Data Sources
https://doi.org/10.23645/epacomptox.5588566
Archive: data/sources/comptox/dsstox_identifiers.csv
https://pubchem.ncbi.nlm.nih.gov/rest/pug/compound/cid/24261/property/MolecularFormula,MolecularWeight,CanonicalSMILES,InChIKey/JSON
Archive: data/sources/pubchem_properties/24261.json
https://www.epa.gov/chemical-data-reporting
Archive: data/sources/epa_cdr/2020_cdr.csv
https://www.epa.gov/chemical-data-reporting
Archive: data/sources/epa_cdr/2020_cdr_industrial.csv