Product character: Black brown liquid, water soluble Main ingredient: Formulation I (China patent no.: 03138729.2) Alginic Acid:20 g/L, organic matter≥100 g/L, N≥5 g/L, P2O5≥0.5 g/L, K2O≥50 g/L, much secondary element and microelements, cytokinin, betaine, vitamine, trehalase, amino acid. pH=5-10, specific gravity: 1.10-1.15 Formulation II Alginic acid≥20 g/L, Organic matter≥90 g/L, N≥1.5 g/L, ...