... leonardite source 2.liquid concentrated 3.organic agriculture apply Potassium Humate Liquid Potassium Humtate Liquid is a liquid humic acid fertilizer,derived ... pasture alone or after combining with elements of nitrogen, phosphorus,potassium and other trace elements.Product analysisHumic Acid 16%minFulvic Acid ... is available in 1L,5L,20L,200L or on requirement. Potassium Humtate Liquid