... IMO ISO9001/1400 Seaweed extract liquid (seaweed fertilizer)Product feature: Black brown liquid, water solubleMain ingredient: Formulation I Alginic acid≥ ... , cytokinin, betaine, vitamin, trehalase, amino acid. pH: 7-9, specific gravity: 1.10-1.15Formulation IIAlginic acid≥20g/L, Organic matter ... , P2O5≥80g/L, K2O≥140g/L. pH: 6-8, specific gravity: 1.25-1.28 Efficacy: Have double effect of pesticide ...