Amino Boss™ Largo contains Nitrogen 60 g/L, Manganese 24 g/L, Zinc 13 g/L, Copper 8 g/L, Magnesium 24 g/L. Amino Boss Largo is a new amino acid chelate formulation containing the complete range of amino acids to assist in chelation and plant performance. Recommended for foliar applications where a chelated product with excellent plant uptake and good compatibility is required.