Humic acid (dry basis)¡êo 60% min
K2o (dry basis)¡êo 8%, 10%, 12% min
-ph value¡êo9.0-11.0
-water solubility: 85% min
-dosage:
Base fertilizer or water flush fertilizer, 20-40kg per 666©o, can be used together with urea, 5-10kg per 100kg urea.