Ammonium Perrhenate (NH4ReO4) Powder from Germany
Ammonium perrhenate powder (NH4ReO4) is the ammonium salt of perrhenic acid, a peroxometallic acid, used in catalysts and alloy production. It is a separate chemically defined compound under Chapter 28, falling under the 'Other' tariff item.
Duty Rate — Germany → Canada
0%
Import Tips
• Provide the chemical formula NH4ReO4 and the purity level on the invoice
• Ensure the product is not in solution
• If used as a catalyst precursor, confirm it is not a prepared catalyst under heading 38.15