AgSil 16H Potassium Silicate Fertilizer Grade from China
> AgSil 16H is a horticultural potassium silicate solution with a 2.5:1 SiO2:K2O ratio, used for plant nutrition and disease resistance. It is a commercial alkali metal silicate of potassium, meeting the Chapter 28 definition of a separate chemically defined compound or a solution thereof. Although marketed for agricultural use, it is not a fertilizer preparation and remains classifiable under this tariff item.
Duty Rate — China → Canada
0%
Import Tips
• > Ensure the product is declared as a commercial potassium silicate solution, not as a fertilizer, to avoid misclassification under Chapter 31
• Provide a safety data sheet (SDS) and technical specification showing the SiO2:K2O ratio
• Verify if any anti-dumping or countervailing duties apply to silicate imports from certain origins