# HTS 9902.05.53: Erythorbic acid ((5R)-5-[(1R)-1,2-dihydroxyethyl]-3,4-dihydroxy-2(5H)-furanone) (CAS No. 89-65-6) (provided for in subheading 2932.20.50)

> 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:** #4823 of 5979 among duty-free tariff lines

## Classification path

- **Section XXII:** [Special Classification Provisions](https://plaintariff.com/section/xxii-special-classification-provisions)
- **HTS code:** 9902.05.53

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*Source: U.S. International Trade Commission Harmonized Tariff Schedule. HTML canonical: https://plaintariff.com/heading/99020553-erythorbic-acid-5r-5-1r-12-dihydroxyethyl-34-dihydr*