Calcium Nitrate Tetrahydrate from United States
Calcium nitrate tetrahydrate is a hydrated form of calcium nitrate, a chemically defined compound. It is classified under this tariff item as an 'other' nitrate, as hydrates are included in Chapter 28.
Duty Rate — United States → Canada
0%
Import Tips
• Declare the hydration state (tetrahydrate) and formula Ca(NO3)2·4H2O
• Ensure it is not classified as a fertilizer
• Provide a certificate of analysis for purity