Silica, vitreous
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$341M
Top SourceChina 42%
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.
Source Countries
Country of origin for US imports, from Census customs data (2023).
CN 42%ChinaJP 16%JapanDE 16%GermanyIT 4%ItalyIN 3%India
- Canada
- Singapore
- Spain
- Ukraine
- Switzerland
- Austria
- Bosnia and Herzegovina
- Lithuania
- Indonesia
- Australia
- Turkey
- Poland
- Vietnam
- Belgium
- Iceland
- Morocco
- Egypt
- Peru
- Israel
- Portugal
EPA-registered manufacturers (5)
Companies that report making or importing this chemical to the EPA. Registration is US-centric and does not indicate import origin.
Shell · GB United Kingdom
3M
Harbisonwalker International
Shell Catalysts & Technologies
The Christy Refractories
EPA-registered importers (18)
Companies that report making or importing this chemical to the EPA. Registration is US-centric and does not indicate import origin.
Ardex Gmbh · DE Germany
Basf Se · DE Germany
Showa Denko Materials · JP Japan
Toyota Tsusho · JP Japan
3M
Show all 18
Allied Mineral Products, Llc.
Ardex Americas
Basf
Dal-Tile
Denka
Momentive Performance Materials
Ngk Ceramics Usa
Rogers
Showa Denko Materials (America)
Taiyo America
Target
Tms International
Toyota Tsusho America
Why It Matters
Sectors
ElectronicsTransportationConstructionMetals & MiningPlastics & RubberPaints & CoatingsCore 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 9 sectors as 7 functional roles.
- •Fillers in Transportation Equipment Manufacturing (0%)Processing—incorporation into article
- •Adhesives and sealant chemicals in Miscellaneous Manufacturing (0%)Processing—incorporation into article
- •Fillers in Adhesive Manufacturing (30%)Processing—incorporation into formulation, mixture, or reaction product
- •Fixing agent (mordant) in Non-metallic Mineral Product Manufacturing (includes clay, glass, cement, concrete, lime, gypsum, and other non-metallic mineral product manufacturing) (100%)Processing—incorporation into formulation, mixture, or reaction product
- •Filler in Non-metallic Mineral Product Manufacturing (includes clay, glass, cement, concrete, lime, gypsum, and other non-metallic mineral product manufacturing) (100%)Processing as a reactant
- •Pigment in Plastics Material and Resin Manufacturing (0%)Processing—incorporation into article
- •Filler in Plastics Product Manufacturing (100%)Processing—incorporation into article
- •Opacifer in Non-metallic Mineral Product Manufacturing (includes clay, glass, cement, concrete, lime, gypsum, and other non-metallic mineral product manufacturing) (1%)Processing—incorporation into formulation, mixture, or reaction product
- •Adhesives and sealant chemicals in Adhesive Manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product
- •Process regulators in Transportation Equipment Manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product
- •Filler in Electrical Equipment, Appliance, and Component Manufacturing (100%)Processing—incorporation into article
- •Filler in Computer and Electronic Product ManufacturingProcessing—incorporation into formulation, mixture, or reaction product
- •Fillers in Paint and Coating Manufacturing (10%)Processing—incorporation into formulation, mixture, or reaction product
Vendor Pricing
$0.00/gAaron Chemicals LLC
CountryHong Kong
Pack$119.00 / 25 kg
PurityNo data available
Vendors17 available
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
CAS60676-86-0
PubChem CID24261
DTXSIDDTXSID1049770
FormulaO2Si
Mol. Weight60.084 g/mol
SMILESO=[Si]=O
Data Sources
DTXSID10497702026-04-06
https://doi.org/10.23645/epacomptox.5588566
Archive: data/sources/comptox/dsstox_identifiers.csv
242612026-04-06
https://pubchem.ncbi.nlm.nih.gov/rest/pug/compound/cid/24261/property/MolecularFormula,MolecularWeight,CanonicalSMILES,InChIKey/JSON
Archive: data/sources/pubchem_properties/24261.json
60676-86-02026-04-24
https://www.epa.gov/chemical-data-reporting
Archive: data/sources/epa_cdr/2020_cdr.csv
CAS 60676-86-02026-04-25
https://www.epa.gov/chemical-data-reporting
Archive: data/sources/epa_cdr/2020_cdr_industrial.csv