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C.I. Acid Black 210

CAS 99576-15-5

Companies reported imports and no US production of this chemical to EPA for 2023.

Molecular structure of 99576-15-5
2 K⁺
US productionZero
Import value, 2024$56M
Import volume31.0K lb
Import dependency100%
Top sourceIndia 70%

Production is reported production, not a complete census of factories. Production reporting year: 2023. Import value and source-country shares describe a shared customs category, not a separate chemical measurement.

C.I. Acid Black 210 · US import value by year
$63M2013$90M2022$56M2024$58M2025

2013: $63M · Peak 2022: $90M · 2024: $56M · 2025: $58M

Where It Comes From

Customs basis: HS 320412 · basket

EPA reports by year
2023
US production Zero · Imports 31.0K lb

These shares come from HS customs code 320412, which covers 106 tracked chemicals in total. They estimate the category's origin mix, not this chemical specifically.

Source Countries
IN 70%IndiaMY 7%MalaysiaCH 4%SwitzerlandCN 4%ChinaDE 3%Germany
EPA-registered importers (1)
Tannin

Why It Matters

Sectors
Textiles
Downstream UsesNot recorded
FDA Shortage Status
No FDA shortage records

Industrial Uses

  • •Dye in Textiles, apparel, and leather manufacturing (100%)Processing—incorporation into article

Chemical Identity

CAS99576-15-5
PubChem CIDNot recorded
DTXSIDDTXSID201024564
FormulaC34H25K2N11O11S3
Mol. Weight938.02 g/mol
SMILES[K+].[K+].NC1=CC=C(N=NC2=CC=C(NS(=O)(=O)C3=CC=C(C=C3)N=NC3=C(O)C4=C(N)C(N=NC5=CC=C(C=C5)[N+]([O-])=O)=C(C=C4C=C3S([O-])(=O)=O)S([O-])(=O)=O)C=C2)C(N)=C1

Data Sources

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Brief citations

C.I. Acid Black 210 (CAS 99576-15-5) https://chemicalindependence.com/chemical/99576-15-5/ EPA CompTox (DSSTox): DTXSID201024564. Retrieved 2026-10-04. https://comptox.epa.gov/dashboard/chemical/details/DTXSID201024564 EPA Chemical Data Reporting: 99576-15-5. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 99576-15-5. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting US Census international trade: HS 320412 for CAS 99576-15-5. Reporting year: 2024. https://usatrade.census.gov/