Sodium Carbonate Monohydrate (Crystal Soda) from Japan
Sodium carbonate monohydrate (Na2CO3·H2O) is a hydrated crystalline form of disodium carbonate used in water treatment and as a pH buffer. As a chemically defined compound with water of crystallization, it falls under Chapter 28 Note 1(a) and is not excluded by any note.
Duty Rate — Japan → Canada
0%
Import Tips
• Confirm the hydration state (monohydrate) in the product documentation, as anhydrous and hydrated forms may have different commercial specifications
• Ensure the water content is stoichiometric and not free moisture
• Provide the chemical formula to the CBSA for verification