Stabilized Diethyl Ether from Canada
Diethyl ether with added BHT stabilizer to prevent peroxide formation during storage/transport. Permitted under Chapter 29 note (f) as stabilizer necessary for preservation; remains classified as 2909.11.00.00.
Duty Rate — Canada → United States
11%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Document stabilizer type/concentration; BHT typically 0.001-0.01%, ethanol not permitted
• Peroxide test strips must accompany shipment showing <0.001% peroxides
• Avoid antioxidant levels suggesting specific industrial formulation (reclassifies to 3824)