6-Amino-4-hydroxynaphthalene-2-sulfonic acid
No U.S. production. America imports the entire domestic supply.
US ProductionZero
Import Value$2M
Import Volume39.0K lbs
Import Dependency100%
Top SourceIndia 50%
6-Amino-4-hydroxynaphthalene-2-sulfonic acid · US import value by year
Where It Comes From
Customs basis: HS 292221 · basket
These shares come from HS customs code 292221, which covers 4 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).
IN 50%IndiaCN 47%ChinaDE 3%Germany
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.
Liberty Specialty Chemicals
Why It Matters
No data available
Vendor Pricing
$0.06/gA2B Chem LLC
CountryUnited States
Pack$56.00 / 1 kg
Purity97%
Vendors18 available
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 |
|---|---|---|---|---|
| AA BLOCKS | United States | $0.07 | 1 kg | 97% |
| Chemscene | United States | $0.08 | 1 kg | — |
| BLD Pharmatech Co., Limited | United States | $0.08 | 1 kg | 97% |
| BLD Pharmatech GmbH | Germany | $0.08 | 1 kg | 97% |
| BLD Pharmatech Ltd. | China | $0.08 | 1 kg | 97% |
| Ambeed, Inc. | United States | $0.08 | 1 kg | 97% |
| Aaron Chemicals LLC | Hong Kong | $0.10 | 500 g | 98% |
| Angene Chemical | China → Hong Kong | $0.10 | 500 g | 98% |
| Combi-Blocks, Inc. | United States | $0.25 | 1 kg | 97% |
| Fluorochem EU | Germany | $0.77 | 25 g | 98% |
| AstaTech (2 weeks) | United States | $1.48 | 25 g | 95% |
| AK Scientific, Inc. | United States | $1.93 | 100 g | 97% |
| Angene International Limited | United States | $3.32 | 100 g | 97% |
| Princeton BioMolecular Research (SC) | United States | $2900.00 | 100 mg | 90% |
| Vitas M Chemical Limited | Hong Kong | $3170.00 | 100 mg | 90% |
| Angene | China → Hong Kong | $4266.67 | 30 mg | 98% |
| TimTec, LLC | United States | $58000.00 | 5 mg | 90% |
Chemical Identity
CAS90-51-7
PubChem CID7022
DTXSIDDTXSID0026547
FormulaC10H9NO4S
Mol. Weight239.25 g/mol
SMILESC1=CC(=CC2=C(C=C(C=C21)S(=O)(=O)O)O)N
Data Sources
DTXSID00265472026-04-06
https://doi.org/10.23645/epacomptox.5588566
Archive: data/sources/comptox/dsstox_identifiers.csv
70222026-04-06
https://pubchem.ncbi.nlm.nih.gov/rest/pug/compound/cid/7022/property/MolecularFormula,MolecularWeight,CanonicalSMILES,InChIKey/JSON
Archive: data/sources/pubchem_properties/7022.json
90-51-72026-04-24
https://www.epa.gov/chemical-data-reporting
Archive: data/sources/epa_cdr/2020_cdr.csv