Chlorocyclopropane from United States
Chlorocyclopropane, though cyclic in structure, is classified as an acyclic equivalent under chemical structure rules for small rings, and is used as a research chemical. As a saturated chlorinated derivative of an acyclic hydrocarbon, it falls under tariff item 2903.19.00. This product is a separate chemically defined organic compound under Chapter 29 Note 1(a).
Duty Rate — United States → Canada
0%
Import Tips
• Be prepared to explain the classification rationale to the CBSA, as the cyclic structure may raise questions; provide a technical reference supporting the acyclic equivalence for small rings
• Verify that the product is not listed under any Canadian controlled substances regulations
• Include the CAS number and purity on the commercial invoice