Sodium Hexametaphosphate (SHMP) from United States
Sodium hexametaphosphate (SHMP), a cyclic polyphosphate, functions as a water softener, dispersant in ceramics, and sequestrant in food processing. It qualifies for tariff item 2835.39.00 as an 'other' polyphosphate meeting chemical definitions.
Duty Rate — United States → Canada
0%
Import Tips
• Verify the product is chemically defined and not a mixture with other phosphates
• Provide documentation of the cyclic structure for classification
• Check if the product meets Canadian food additive standards if used in food processing