Appearance:Black Powder/flakes Product Name:potassium humate Source:Leonardite /Lignite SOLUBILITY:100% Humic acid(dry basis):70% min K2O(dry basis):10% min PH:9-10 Mesh:80-120 Feature:100% Natural Minerals Package:25kgs in plastic woven bag or as customer request Classification:Potassium Fertilizer Type:Other Release Type:Quick Place of Origin:CN;SHX CAS No.:68514-28-3 Other Names:KHA EINECS No.:271-030-1 Purity:70% Application:FERTILIZER