Unwrought Osmium Sponge from Mexico
Unwrought osmium sponge, produced by hydrogen reduction of osmium salts, with a purity of 99.9%. This porous, non-sintered form is classified as unwrought osmium, falling under the 'other' subheading for iridium, osmium, and ruthenium, and does not meet the powder definition (90% passing a 0.5 mm sieve).
Duty Rate — Mexico → Canada
0%
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 osmium sponge is not sintered or powdered; if 90% or more passes a 0.5 mm sieve, it may be reclassified as powder under subheading 7110.41
• Provide a certificate of analysis confirming purity and form to the CBSA to support the unwrought classification