Ammonium Perrhenate (NH4ReO4) Powder from China
Ammonium perrhenate powder (NH4ReO4) is the ammonium salt of perrhenic acid, appearing as a white crystalline powder used in catalyst production and electronics. It is a chemically defined compound under Chapter 28, classified under tariff item 2841.90.00.
Duty Rate — China → Canada
0%
Import Tips
• Document the CAS number (13598-65-7) and purity on the invoice
• If the product is for electronics, confirm it is not a doped element of heading 3818
• Keep the SDS and import records for CBSA compliance