Crystal Violet lactone
CAS 1552-42-7
U.S. production volumes are classified as confidential business information.
At least one company claimed its 2023 production or import volume for this chemical as confidential, so EPA withholds it.
Why supply is unknownProduction is reported production, not a complete census of factories. US production volume is confidential. Production reporting year: 2023. Import value and source-country shares describe a shared customs category, not a separate chemical measurement.
Where It Comes From
Customs basis: HS 293220 · basket
- 2023
- US production Confidential · Imports Confidential
- 2019
- US production Confidential · Imports Confidential
These shares come from HS customs code 293220, which covers 151 tracked chemicals in total. They estimate the category's origin mix, not this chemical specifically.
- Mexico
- Austria
- Indonesia
- Czech Republic
- Slovakia
- Malaysia
- Israel
- Poland
- Vietnam
- Ukraine
- South Africa
- Singapore
- Russia
- Lithuania
- Hungary
- Belarus
- Brazil
- Australia
Why It Matters
Industrial Uses
- •Dye in Paper Manufacturing (100%)Processing—incorporation into article
Vendor Pricing
Prices reflect listed pack sizes. Small research packs run far above bulk rates.
17 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 | $0.62 | 500 g | 96% |
| A2B Chem LLC | United States | $0.63 | 100 g | 97% |
| Chemscene | United States | $0.75 | 500 g | — |
| BLD Pharmatech Co., Limited | United States | $0.78 | 500 g | 96% |
| BLD Pharmatech GmbH | Germany | $0.78 | 500 g | 96% |
| BLD Pharmatech Ltd. | China | $0.78 | 500 g | 96% |
| Ambeed, Inc. | United States | $0.78 | 500 g | 96% |
| AA BLOCKS | United States | $0.80 | 100 g | 97% |
| Fluorochem EU | Germany | $1.04 | 100 g | 96% |
| Fluorochem UK | United Kingdom | $1.06 | 100 g | 96% |
| AstaTech (2 weeks) | United States | $1.62 | 100 g | 95% |
| AK Scientific, Inc. | United States | $4.33 | 100 g | 97% |
| Angene International Limited | United States | $7.00 | 100 g | 97% |
| Sigma-Aldrich (Rush Stock) | Germany | $28.59 | 25 g | — |
| Sigma-Aldrich | Germany | $28.59 | 25 g | — |
| Labotest KG | Germany | $217.80 | 5000 mg | 90% |
| Angene | China → Hong Kong | $4266.67 | 30 mg | 96% |
Chemical Identity
Data Sources
- EPA CompTox (DSSTox) · DTXSID8024866Retrieved 2026-04-06
- PubChem · compound 73773Retrieved 2026-04-06
- EPA Chemical Data ReportingReporting year: 2023 · Retrieved 2026-10-04
- EPA Chemical Data ReportingReporting year: 2023 · Retrieved 2026-10-04
- US Census international tradeReporting year: 2024 · Retrieved 2026-10-04
Brief citations
Crystal Violet lactone (CAS 1552-42-7) https://chemicalindependence.com/chemical/1552-42-7/ EPA CompTox (DSSTox): DTXSID8024866. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID8024866 PubChem: 73773. Retrieved 2026-04-06. https://pubchem.ncbi.nlm.nih.gov/compound/73773 EPA Chemical Data Reporting: 1552-42-7. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 1552-42-7. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting US Census international trade: HS 293220 for CAS 1552-42-7. Reporting year: 2024. https://usatrade.census.gov/