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Roundup ProMax Active Ingredient from China

Pure monammonium glyphosate salt used as the core active component in professional herbicide products like Roundup ProMax. Classified under HTS 2931.45.00.00 due to its exact chemical identity as the specified salt of methylphosphonic acid and (aminoiminomethyl)urea. Imported by agrochemical companies for blending into final formulations.

Duty Rate — China → United States

41.2%

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)
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China

Import Tips

Include TSCA certification and impurity analysis to prove it's a separate chemically defined compound per Chapter 29 note (a)

Use NAICS code 325320 for agricultural chemical importers to facilitate customs processing

Package in UN-approved drums to meet DOT hazardous material transport regulations