TECNO EXCALIBUR Total Nitrogen ....................................................10% Nitrate Nitrogen ................................................2.5% Urea Nitrogen ....................................................7.5% Water-soluble Potassium Oxide ........................10% Water-soluble Magnesium Oxide ........................8% Water-soluble Boron .........................................0.1% Water-soluble Manganese.................................. 5% Water-soluble Zinc ..............................................4%