Ammonium Heptamolybdate from China
Ammonium heptamolybdate tetrahydrate is a white crystalline powder that serves as a key precursor in molybdenum metal production and as a catalyst in various chemical reactions. It is a chemically defined ammonium salt of molybdic acid, falling under the molybdates heading.
Duty Rate — China → Canada
0%
Import Tips
• Ensure the product is clearly labeled as ammonium heptamolybdate with its chemical formula on the commercial invoice
• Verify that the product is not mixed with other substances that could change its classification
• Keep certificates of analysis handy to confirm purity for customs verification