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

9902.04.05 - 2-Amino-5-sulfobenzoic acid (CAS No. 3577-63-7) (provided for in subheading 2922.49.30)

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, 9902.04.05, specifically designates 2-Amino-5-sulfobenzoic acid (CAS No. 3577-63-7) for import. This compound, also known by other chemical names, is a derivative of benzoic acid featuring both an amino group and a sulfonic acid group. Its intended purpose is typically as an intermediate in the synthesis of dyes, pharmaceuticals, or other specialty chemicals.

While HTS Chapter 99 generally pertains to temporary legislation and modifications, this particular subheading addresses a specific chemical compound that falls under the broader classification of organic compounds in Section VI. It is crucial to distinguish this entry from other chemical classifications by its precise chemical structure and the explicit mention of its CAS number, ensuring it is not confused with other amino acids, sulfonic acids, or benzoic acid derivatives that might be classified elsewhere.

As this is a leaf node within the HTS database, there are no further subcategories for this specific classification. Therefore, classification for 2-Amino-5-sulfobenzoic acid relies solely on identifying the correct HTS code as 9902.04.05, supported by the accompanying description and its reference to subheading 2922.49.30 for its primary classification within the Harmonized Tariff Schedule. This ensures accurate customs processing and duty assessment for this specific chemical commodity.

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