99% Pure Tetramethylguanidine from Japan
99% Pure Tetramethylguanidine is a high-purity organic base used in pharmaceutical intermediate synthesis. It is a separate chemically defined imine derivative, classified under tariff item 2925.29.00.
Duty Rate — Japan → Canada
0%
Import Tips
• Classify the product accurately by providing the chemical structure and CAS number to the CBSA
• Ensure the product is not used for food or drug purposes, as this may require additional regulatory approvals
• Keep the commercial invoice and packing list readily available for customs inspection