Glass Batch Salt Cake Additive from Mexico
Granular salt cake incorporated into glass batch compositions as a fining agent and viscosity modifier. This technical grade disodium sulfate, known commercially as salt cake, is a separate chemically defined compound of Chapter 28.
Duty Rate — Mexico → Canada
0%
Import Tips
• Ensure the product is anhydrous and free of impurities that could alter its classification
• Declare the correct 8-digit tariff item 2833.11.00
• Keep records of the chemical composition to support the classification if questioned