Palladium Membrane Catalyst for Hydrogen Purification from Japan
A thin-film palladium membrane on a porous ceramic or metal support, used to purify hydrogen by selective diffusion while also acting as a catalyst. This dual-function product is classified under tariff item 3815.12.00 because the precious metal palladium is the active substance in a supported catalytic preparation.
Duty Rate — Japan → Canada
PGA flags
No agency flag on this HTS number in the CBSA Single Window matching criteria.
CBSA Single Window matching criteria, unknown
Import Tips
• Ensure the catalyst is described as a supported catalytic preparation, not as a filtration membrane, to avoid classification disputes
• Verify whether the palladium content triggers any permit requirements under Canada's chemicals or precious metals regulations
• Keep commercial invoices detailed with the support material and active substance percentages