Textile Mordant for Natural Dyes from Mexico
Aluminum acetate solution used to fix natural dyes like indigo and madder on wool and silk fabrics using traditional mordanting techniques. Revived for artisan textile production. 3809.91.00 as textile mordant preparation.
Duty Rate — Mexico → United States
16%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Provide mordanting time/temperature protocols matching natural dye processes
• Include fastness test results with specific natural dye combinations
• Document exclusion of synthetic mordants to maintain heritage classification