Stabilized Diethyl Ether from China
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 — China → United States
36%
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
9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
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)