Jun 11, 2017 · Potassium Humate Description. Potassium Humate (Humic Acid Potassium Salt) ,mainly used in agriculture.Completely soluble in water,with pH aournd 10, is humic acid potassium salt ,mainly used in agriculture.. Completely soluble in water with pH aournd 10,in powder ,crystal,flakes form.Usually, we suggest mix Urea,DAP,MAP to use as irrigation fertilizer.
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