Diammonium Phosphate Potash Mix 18-46-0 from China

High-phosphorus fertilizer combining diammonium phosphate (DAP) and potassium sulfate, formulated as 18-46-0 for phosphorus-heavy applications in fruits and vegetables. Provided in 25kg bags suitable for home gardeners and small farms. Classified under HTS 3105.60.00.00 due to its dual phosphorus and potassium fertilizing elements.

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)
9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter

Import Tips

Label packages with guaranteed analysis per AAPFCO standards; discrepancies can lead to CBP reclassification

Obtain Certificate of Analysis (COA) from manufacturer showing P and K content to support 3105.60 entry

Avoid mixing with organic matter pre-import as it may qualify as compost under Chapter 31 exclusions