Chile Saltpeter Sodium Nitrate from Mexico
Natural sodium nitrate extracted from caliche deposits, historically known as Chile saltpeter, used in fertilizers and food preservation. It falls under tariff item 3102.50.00 as sodium nitrate, whether or not pure, per Chapter Note 2(a)(i), provided it is not put up in retail forms of heading 31.05.
Duty Rate — Mexico → Canada
0%
Import Tips
• Verify that the product is not mixed with other fertilizing substances that could shift classification to heading 31.05
• Keep documentation of the natural origin (caliche) to support the classification
• Check if the product meets Canadian food-grade standards if used in food preservation, as additional regulations may apply