3,9-Dimethyl-2,4,8,10-tetraoxa-3,9-diphosphaspiro[5.5]undecane 3,9-dioxide from China
This is the pure chemical compound 3,9-dimethyl-2,4,8,10-tetraoxa-3,9-diphosphaspiro[5.5]undecane 3,9-dioxide, a non-halogenated organo-phosphorus derivative. It is a separate chemically defined organic compound with phosphorus atoms directly linked to carbon, falling under heading 29.31 and specifically under tariff item 2931.48.00.
Duty Rate — China → Canada
0%
Import Tips
• Ensure the product is pure and not mixed with other substances that could change its classification
• Declare the CAS number (65481-32-7) and provide a technical data sheet to the CBSA to confirm it is a non-halogenated organo-phosphorus compound
• Verify whether the product requires a permit under Canada's chemical import regulations