Maxsil Summary A complexed liquid potassium silicate fertilizer for foliar feeding and fertigation on crops. Product Details Active ingredient: Potassium 63.6 g/kg 78.2 g/L Silicon (Si) 30.7 g/kg 37.7 g/L Nitrogen 93.5 g/kg 115.0 g/L Packaging size: 20L Label Brochure