Symmetrical Tetrachloroethane (1,1,2,2-Isomer) from Mexico
Symmetrical 1,1,2,2-tetrachloroethane is the specifically named isomer under HTS 2903.19.10.00, a saturated chlorinated derivative of acyclic hydrocarbons used in chemical manufacturing and as a dry cleaning solvent intermediate.
Duty Rate — Mexico → United States
13.7%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Verify molecular structure via NMR to confirm symmetrical isomer vs asymmetrical
• Prepare for DOT hazardous material shipping papers (UN 1702, PG II)
• Maintain records proving not reformulated for retail consumer use