Technical Grade 6,6-Nylon Salt Solution 60% from Japan
60% aqueous solution of hexamethylenediamine adipate for nylon polymerization reactors, derived from adipic acid per HTS 2921.22.1000. The water content constitutes normal transport preparation under Chapter 29 note (d). Widely used in continuous polymerization lines.
Duty Rate — Japan → United States
16.5%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Karl Fischer titration certificates verifying 60±2% concentration essential for classification
• Use IBC totes with proper amine-resistant liners for solution shipments
• Monitor pH (7.5-8.5 typical) as indicator of salt integrity during transit