Gold Mining Sodium Thiosulfate Extractant from Mexico
Technical grade sodium thiosulfate used as a lixiviant in gold leaching processes, a chemically defined compound of sodium. Its industrial application does not alter its classification as a thiosulphate under this tariff item.
Duty Rate — Mexico → Canada
0%
Import Tips
• Declare the exact concentration and purity of the sodium thiosulfate, as impurities may affect classification
• If the product is in solution, ensure it meets the solvent criteria of Chapter 28 Note 1
• Provide end-use documentation for mining applications if requested by CBSA