Oxalic Acid Dihydrate from United States
Oxalic acid dihydrate is the crystalline form of oxalic acid, used in industrial cleaning and metal polishing. As a separate chemically defined acyclic polycarboxylic acid, it is classified under the tariff item for oxalic acid.
Duty Rate — United States → Canada
0%
Import Tips
• Verify the product is oxalic acid dihydrate, not anhydrous, and state the hydrate form on the invoice
• Provide the CAS number and purity percentage
• Ensure the packaging is labelled for industrial use and complies with transport regulations for corrosive solids