... floating, water soluble Main ingredient: Formula I: Potassium Fulvic acid + Seaweed extract (Organic matter≥180 g/L, N≥55 ... specific gravity: 1.20-1.25 Formula III: Potassium Fulvic acid + Seaweed extract (N: 25 g/L, P2O5:10 ... Seaweed extract + Organic matter≥200 g/L, Humic acid≥150 g/L, Fulvic acid≥60 g/L, N≥60 g/L, P2O5 ... ≥10 g/L, K2O≥100 g/L, Humic acid≥70g/L, Fulvic acid≥130 g/L,organic matter≥200 g/L ...