... Organic Fertilizer Powder (CAS No.:1415-93-6) Specification: Humic Acid Dry Basis≥80% HA≥65%,FA≥15%Potassium(as K2O ... potash fertilizer utilization• Slow decomposition to increase the release of potassium• Improve the content of available K• Coordinate the Long ... specialized in various humic acid, fulvic acid, soluble potassium humate, soluble potassium fulvate, tea seed meal with and without straw, ...