1,5-Naphthalenedisulfonic acid, disodium salt

U.S. production volumes are classified as confidential business information.

Molecular structure of 1655-29-4
US ProductionCBI
Import Value$40M
Top SourceGermany 22%

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 290410 · basket

These shares come from HS customs code 290410, which covers 39 chemicals in total. They estimate the bucket's origin mix, not this chemical specifically.

Source Countries
DE 22%GermanyIT 20%ItalyCN 14%ChinaBE 11%BelgiumIN 11%India

Why It Matters

Sectors
Core Chemicals
Downstream UsesNo data available
FDA Shortage Status
No FDA shortage records

Industrial Uses

Used in 1 sector as 1 functional role.

  • Corrosion inhibitors and anti-scaling agents in All Other Chemical Product and Preparation Manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product

Vendor Pricing

$0.02/gAaron Chemicals LLC
CountryHong Kong
Pack$12.00 / 500 g
Purity98%
Vendors16 available

Prices reflect listed pack sizes. Small research packs run far above bulk rates.

15 more vendors
VendorCountry$/gPackPurity
Angene ChemicalChina Hong Kong$0.03500 g95%
A2B Chem LLCUnited States$0.04500 g95%
AA BLOCKSUnited States$0.04500 g98%
BLD Pharmatech Co., LimitedUnited States$0.041 kg98%
BLD Pharmatech GmbHGermany$0.041 kg98%
BLD Pharmatech Ltd.China$0.041 kg98%
Ambeed, Inc.United States$0.041 kg98%
Apollo Scientific USUnited Kingdom$0.08500 g98%
Fluorochem UKUnited Kingdom$0.13100 g98%
Sigma-Aldrich (Rush Stock)Germany$0.171 kg85%
Sigma-AldrichGermany$0.171 kg85%
Angene International LimitedUnited States$0.24500 g98%
Combi-Blocks, Inc.United States$0.251 kg98%
ChemBridge CorporationKazakhstan$1860.00100 mg90%
AngeneChina Hong Kong$4266.6730 mg95%

Chemical Identity

CAS1655-29-4
PubChem CID74248
DTXSIDDTXSID7041255
FormulaC10H6Na2O6S2
Mol. Weight332.3 g/mol
SMILESC1=CC2=C(C=CC=C2S(=O)(=O)[O-])C(=C1)S(=O)(=O)[O-].[Na+].[Na+]

Data Sources

DTXSID70412552026-04-06

https://doi.org/10.23645/epacomptox.5588566

Archive: data/sources/comptox/dsstox_identifiers.csv

742482026-04-06

https://pubchem.ncbi.nlm.nih.gov/rest/pug/compound/cid/74248/property/MolecularFormula,MolecularWeight,CanonicalSMILES,InChIKey/JSON

Archive: data/sources/pubchem_properties/74248.json

1655-29-42026-04-24

https://www.epa.gov/chemical-data-reporting

Archive: data/sources/epa_cdr/2020_cdr.csv

CAS 1655-29-42026-04-25

https://www.epa.gov/chemical-data-reporting

Archive: data/sources/epa_cdr/2020_cdr_industrial.csv