Oxidized Fish Oil from China
Oxidized fish oil is chemically modified by controlled oxidation to raise peroxide value for leather tanning and printing inks. HTS 1518.00.40.00 includes such inedible modified marine oils.
Duty Rate — China → United States
25.5%
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
9903.88.157.5%Except as provided in headings 9903.88.39, 9903.88.42, 9903.88.44, 9903.88.47, 9903.88.49, 9903.88.51, 9903.88.53, 9903.88.55, 9903.88.57, 9903.88.65, 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(r) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(s)
Import Tips
• Provide peroxide value test results (>10 meq/kg) proving oxidation modification
• Declare EPA/omega-3 content to counter food-grade assumptions
• Use nitrogen blanketing during storage to prevent further auto-oxidation