The main ingredient of natural mineral gypsum is calcium sulfate. As soil conditioner applying in agricultural production, it can lower soil alkalinity.Guaranteed analysis: CaSO4·2H2O ≥ 99.0%Color: white, light yellow, light pink and grey
Guaranteed analysishumic acid (dry basis) 40-70%organic matter 50-75%water solubility 75-95%K2O（dry basis）5-10% Size1. 80-100 mesh powder2. 20-40 mesh powder3. 2-5mm irregular granule4. 2-4mm ball granule5. 5mm columnar