Aromatic DTDM Rubber Accelerator (4,4'-Dithiodimorpholine) from Japan
DTDM (4,4'-Dithiodimorpholine) is a sulfur donor and accelerator in EPDM and low-sulfur cure systems for automotive weatherstrip. Commercial formulations often include aromatic activators, qualifying it as a prepared rubber accelerator under tariff item 3812.10.00.
Duty Rate — Japan → Canada
0%
Import Tips
• Document the presence of aromatic activators in the formulation to support classification under this item
• Provide a detailed composition breakdown to CBSA for verification
• Check if the product is subject to any Canadian environmental regulations