# HTS 9902.11.37: Mixture of polymers of formaldehyde-1,3-benzenediol (1:1) (CAS No. 24969-11-7) and unreacted 1,3-Benzenediol (CAS No. 108-46-3) (provided for in subheading 3909.40.00)

> 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:** #5303 of 5979 among duty-free tariff lines

## Classification path

- **Section XXII:** [Special Classification Provisions](https://plaintariff.com/section/xxii-special-classification-provisions)
- **HTS code:** 9902.11.37

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*Source: U.S. International Trade Commission Harmonized Tariff Schedule. HTML canonical: https://plaintariff.com/heading/99021137-mixture-of-polymers-of-formaldehyde-13-benzenediol-11-c*