TMTD Rubber Accelerator (Tetramethylthiuram disulfide) from China
TMTD is a fast-acting ultra-accelerator used in latex and dry rubber systems, often combined with other accelerators. It qualifies under HTS 3812.10.5050 as a prepared rubber accelerator, providing excellent processing safety in thin-walled articles like surgical gloves and balloons. Effective across wide temperature ranges.
Duty Rate — China → United States
40%
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
• Document specific rubber vulcanization application to prevent reclassification as general thiuram fungicide under 2930.90
• Provide evidence of powder or granular formulation designed for rubber mixing equipment compatibility
• Ensure compliance with latex sensitization regulations when used in medical products