# HTS 9902.03.98: p-Cresidinesulfonic acid (4-amino-5-methoxy-2-methylbenzenesulfonic acid) (CAS No. 6471-78-9) (provided for in subheading 2922.29.81)

> 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:** #4699 of 5979 among duty-free tariff lines

## Classification path

- **Section XXII:** [Special Classification Provisions](https://plaintariff.com/section/xxii-special-classification-provisions)
- **HTS code:** 9902.03.98

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*Source: U.S. International Trade Commission Harmonized Tariff Schedule. HTML canonical: https://plaintariff.com/heading/99020398-p-cresidinesulfonic-acid-4-amino-5-methoxy-2-methylbenzenes*