Tetramethylthiuram Disulfide (TMTD) Fungicide from China
Tetramethylthiuram disulfide (TMTD), commonly known as thiram, is a thiuram compound used as a seed protectant fungicide against seed decay and damping-off diseases. Classified under HTS 2930.90.30.00 as a thiuram pesticide, it inhibits fungal spore germination through multi-site activity. Primarily applied as seed treatment before planting.
Duty Rate — China → United States
38.7%
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
• Provide EPA Establishment Number and product registration; seed treatment formulations require specific residue tolerance data
• Include phytosanitary certificates if imported for agricultural use; avoid residue violations on food crops
• Technical grade TMTD needs 99% purity certification for pesticide classification