X-Treem BZM Summary A liquid fertilizer to supply boron, zinc and manganese to crops. Product Details Active ingredient: Boron (B) 45.9 g/kg | 58.3 g/L Manganese (Mn) 8.5 g/kg | 10.9 g/L Zinc (Zn) 30.3 g/kg | 38.5 g.L Packaging size: 20L Label