# HTS 9902.08.28: Trisodium 5-oxo-1-(4-sulfonatophenyl)-4-[(E)-(4- sulfonatophenyl)diazenyl]-2,5-dihydro-1H-pyrazole-3- carboxylate (Acid Yellow 23) (CAS No. 1934-21-0) (provided for in subheading 3204.12.50)

> Plain-language tariff reference from the USITC Harmonized Tariff Schedule on [PlainTariff](https://plaintariff.com/).

## Duty rates

- **General (MFN) rate:** Free
- **Special / FTA rate:** No change
- **Column 2 rate:** No change
- **Corpus rank:** #5041 of 5979 among duty-free tariff lines

## Classification path

- **Section XXII:** [Special Classification Provisions](https://plaintariff.com/section/xxii-special-classification-provisions)
- **HTS code:** 9902.08.28

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*Source: U.S. International Trade Commission Harmonized Tariff Schedule. HTML canonical: https://plaintariff.com/heading/99020828-trisodium-5-oxo-1-4-sulfonatophenyl-4-e-4-sulfonatoph*