Base
C898371998-08-26New YorkClassification

The tariff classification Isophthaladehyde, CAS 626-19-7, from Taiwan and (S)-1,2,4-Butanetriol, CAS 42890-76-6, from Korea

U.S. Customs and Border Protection · CROSS Database · 1 HTS code referenced

Cross-Source Intelligence

Data compiled from CBP CROSS Rulings, Census Bureau Trade Data · As of 2026-04-29 · Updates monthly

Summary

The tariff classification Isophthaladehyde, CAS 626-19-7, from Taiwan and (S)-1,2,4-Butanetriol, CAS 42890-76-6, from Korea

Ruling Text

NY C89837 August 26, 1998 CLA-2-29:RR:NC:2:240 C89837 CATEGORY: Classification TARIFF NO.: 2912.29.6000 Ms. Joan von Doehren Interchem Corporation 120 Route 17 North P.O. Box 1579 Paramus, New Jersey 07653-1579 RE: The tariff classification Isophthaladehyde, CAS 626-19-7, from Taiwan and (S)-1,2,4-Butanetriol, CAS 42890-76-6, from Korea Dear Ms. von Doehren: In your letter dated June 22, 1998 you requested a tariff classification ruling. The applicable subheading for Isophthaldehyde, CAS 626-19-7, also known as 1,3-Benzenedicarboxaldehyde, will be 2912.29.6000, Harmonized Tariff Schedule of the United States (HTS), which provides for Cyclic aldehydes without other oxygen function. The rate of duty will be 9 percent ad valorem. The applicable subheading for (S)-1,2,4-Butanetriol, CAS 42890-76-6, will be 2905.49.1000, Harmonized tariff Schedule of the United States (HTS), which provides for Other polyhydric alcohols: Other: Triols and tetrols. The rate of duty will be 3.7 percent ad valorem. This ruling is being issued under the provisions of Part 177 of the Customs Regulations (19 C.F.R. 177). A copy of the ruling or the control number indicated above should be provided with the entry documents filed at the time this merchandise is imported. If you have any questions regarding the ruling, contact National Import Specialist Stephanie Joseph at 212-466-5768. Sincerely, Robert B. Swierupski Director, National Commodity Specialist Division