... ≥30 g/L,mannitol≥10 g/L,N≥90 g/L, K2O≥60g/L, S≥10 g/L,Fe+Mn+Zn+Mo+B≥14 g/L,I ... ≥200ppm (specific gravity: 1.15-1.20)Formulation II: Alginic acid≥20 g/L,organic matter≥20 g/L ... ,N≥60 g/L,MgO≥60 g/L,S≥70 g/L,B≥5 g/L,Mo≥2 ... .6 g/L (Specific Gravity ...