Hexamethylenediamine Sulfate from Germany
Sulfate salt of hexamethylenediamine used as a corrosion inhibitor intermediate and in water treatment chemicals. HTS 2921.22.5000 covers this as 'other' salts of the polyamine. Typically supplied as 50-70% aqueous solution.
Duty Rate — Germany → United States
10%
Rate breakdown
9903.05.3910%Section 301 (forced labor) — European Union member state (col1 rate < 10 percent): MFN < 10% → total duty capped at 10%
Import Tips
• Declare exact salt form and counterion ratio; customs may require titration analysis
• Provide end-use statement distinguishing from finished water treatment formulations
• Use corrosion-resistant packaging (HDPE drums) and include shelf-life stability data