Trimethyl orthophosphate
No U.S. production. America imports the entire domestic supply.
US ProductionZero
Import Value$123M
Import Volume17.6K lbs
Import Dependency100%
Top SourceChina 66%
Trimethyl orthophosphate · US import value by year
Where It Comes From
Customs basis: HS 291990 · basket
These shares come from HS customs code 291990, which covers 36 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 66%ChinaDE 18%GermanyJP 5%JapanIN 3%IndiaCH 3%Switzerland
- Poland
- Canada
- Taiwan
- Belgium
- Netherlands
- Malaysia
- Austria
- Spain
- Ireland
- Mexico
- South Korea
- Turkey
- Czech Republic
- Hong Kong
EPA-registered importers (1)
Companies that report making or importing this chemical to the EPA. Registration is US-centric and does not indicate import origin.
Allchem Industries Holding
Why It Matters
No data available
Vendor Pricing
$0.02/gAaron Chemicals LLC
CountryHong Kong
Pack$10.00 / 500 g
Purity99%
Vendors21 available
Prices reflect listed pack sizes. Small research packs run far above bulk rates.
20 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 | 99% |
| AA BLOCKS | United States | $0.04 | 250 g | 99% |
| A2B Chem LLC | United States | $0.04 | 250 g | 99% |
| Fluorochem UK | United Kingdom | $0.06 | 500 g | 99% |
| Ambeed, Inc. | United States | $0.07 | 1 kg | 99.5% |
| Angene International Limited | United States | $0.12 | 250 g | 99% |
| Sigma-Aldrich (Rush Stock) | Germany | $0.13 | 1 kg | 97% |
| Sigma-Aldrich | Germany | $0.13 | 1 kg | 97% |
| ALFA AESAR | Germany | $0.16 | 500 g | 98% |
| AstaTech, Inc | United States | $0.19 | 100 g | 99% |
| Fluorochem EU | Germany | $0.22 | 100 g | 99% |
| AK Scientific Specialized | United States | $0.22 | 500 g | 95% |
| Combi-Blocks, Inc. | United States | $0.25 | 1 kg | 98% |
| AK Scientific, Inc. | United States | $0.29 | 500 g | 99% |
| TargetMol Chemicals | China → United States | $15.00 | 2 g | 98% |
| MedChemExpress MCE | Sweden | $15.00 | 5 g | 98% |
| Labotest KG | Germany | $217.80 | 5000 mg | 90% |
| Otava, Ltd. | Ukraine | $2280.00 | 50 mg | 95% |
| Otava, Ltd. (2 weeks) | Ukraine | $2724.00 | 50 mg | 95% |
| Angene | China → Hong Kong | $4266.67 | 30 mg | 99% |
Chemical Identity
CAS512-56-1
PubChem CID10541
DTXSIDDTXSID1021403
FormulaC3H9O4P
Mol. Weight140.07 g/mol
SMILESCOP(=O)(OC)OC
Data Sources
DTXSID10214032026-04-06
https://doi.org/10.23645/epacomptox.5588566
Archive: data/sources/comptox/dsstox_identifiers.csv
105412026-04-06
https://pubchem.ncbi.nlm.nih.gov/rest/pug/compound/cid/10541/property/MolecularFormula,MolecularWeight,CanonicalSMILES,InChIKey/JSON
Archive: data/sources/pubchem_properties/10541.json
512-56-12026-04-24
https://www.epa.gov/chemical-data-reporting
Archive: data/sources/epa_cdr/2020_cdr.csv