# HTS 9902.03.88: 3,3'-Dichlorobenzidine dihydrochloride (3,3'-Dichloro-4,4'-biphenyldiamine dihydrochloride) (CAS No. 612-83-9) (provided for in subheading 2921.59.80)

> 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:** #4690 of 5979 among duty-free tariff lines

## Classification path

- **Section XXII:** [Special Classification Provisions](https://plaintariff.com/section/xxii-special-classification-provisions)
- **HTS code:** 9902.03.88

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*Source: U.S. International Trade Commission Harmonized Tariff Schedule. HTML canonical: https://plaintariff.com/heading/99020388-33-dichlorobenzidine-dihydrochloride-33-dichloro-44-b*