... 8 g/L, K2O:40 g/L) pH: 6-9, specific gravity: 1.20-1.25 Formula II: Potassium ... ≥20 g/L, K2O≥40 g/L, pH=6-9, specific gravity: 1.22-1.27 Formula V: Seaweed ... L, pH: 6.0-9.5, specific gravity: 1.30-1.35 Formula VI: Seaweed extract + MgO: 20 g/ ... g/L, K2O: 5 g/L, Amino acid: 40 g/L, gibberellin: 0.2 ppm, pH: 3- ... 5, specific gravity: 1.43-1.46 Efficacy: More quick fertilizer efficiency, more long ...