💾 Data Updated: 2025 HTS Revision 30 • Last updated: November 24, 2025

9902.04.93 - Adipic dihydrazide (Hexanedihydrazide) (CAS No. 1071-93-8) (provided for in subheading 2928.00.50)

Details

FieldValue
Unit of QuantityN/A
General Rate of DutyFree
Special Rate of DutyNo change
Column 2 Rate of DutyNo change
Quota QuantityN/A
Additional DutiesN/A

Overview

This HTS category, 9902.04.93, specifically covers Adipic dihydrazide, also known as Hexanedihydrazide. This chemical compound, identified by CAS Number 1071-93-8, is provided for under subheading 2928.00.50 of the Harmonized Tariff Schedule. Its classification within Chapter 99 signifies its treatment under temporary legislation, modifications to trade agreements, or additional import restrictions, rather than its permanent classification based solely on chemical composition.

As a leaf node, this category does not contain further subdivisions. Its distinctiveness from other sibling categories in Chapter 99 lies in the specific chemical substance it designates. While other Chapter 99 entries might cover broad categories of temporary restrictions or modifications, 9902.04.93 is a precise designation for a particular chemical compound, Adipic dihydrazide. Understanding its placement within this chapter is crucial for importers to correctly navigate any specific trade policies or duties applicable to this substance.

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