Enriched Triple Superphosphate with Micronutrients from China
TSP fortified with 0.5% zinc and boron meets Chapter 31 note limits for inorganic nonfertilizing additives, retaining superphosphate status. HTS 3103.19.00.00 for corrected deficiency in calcareous soils growing wheat and rice. Granules ensure uniform micronutrient delivery.
Duty Rate — China → United States
25%
Rate breakdown
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)
9903.05.860%Articles provided for in subdivision (b) of U.S. note 52 to this subchapter
Import Tips
• Micronutrient levels must stay below 2% total additives per Chapter Note 3(c)
• Separate analysis for each trace element prevents potassic reclassification
• Greenhouse gas emission certs increasingly required for enriched imports