Water-Soluble Triple Superphosphate Powder from China
Water-soluble triple superphosphate powder is a finely ground form of TSP with 44% P2O5, designed for fertigation and foliar application in greenhouses. It dissolves readily in water, providing a quick-release phosphorus source. This product is classified under tariff item 3103.19.00 as other superphosphates, as it is not put up in retail packages.
Duty Rate — China → Canada
0%
Import Tips
• Verify that the powder is not mixed with nitrogen or potassium fertilizers, which would reclassify it under heading 31.05
• Provide a solubility test report to customs if requested
• Ensure the product is labeled correctly for agricultural use in Canada