Thiuram E (Tetramethylthiuram Tetrasulfide) from United States
Thiuram E (Tetramethylthiuram Tetrasulfide) is a thiuram tetrasulfide, a separate chemically defined organo-sulphur compound. It functions as an ultra-accelerator in natural rubber vulcanization. This product falls under tariff item 2930.30.00, which covers thiuram mono-, di- or tetrasulphides.
Duty Rate — United States → Canada
0%
Import Tips
• Confirm the chemical identity as tetramethylthiuram tetrasulfide and ensure it is a separate chemically defined compound
• Provide a safety data sheet (SDS) to the CBSA, as tetrasulfides may be reactive
• Check if the product is subject to any Canadian transportation of dangerous goods regulations