Product description Potassium humate is a kind of high polymer heterogeneous aromatic hydroxyl carboxylate. It is obtained, By alkaline extraction of lignite or brown coal or leonardite. It is water soluble, contains hydroxyl, carboxylate and other active groups, has the functions of chelation, , Complexing, ion exchange, floc, dispersion and adhesion. , Product specification Itemsstandards Product namesuper potassium humate Appearanceblack shiny flake/granule/powder Water solubility98%min Moisture15%max Particle size/ Ph value8-9 Active contenthumic acid: 65%min; k2o: 10%min , Product benefits 1. Increases buffering properties of soil, retains water soluble fertilizers in the root zones, , , and releases them to plants when needed 2. Makes soil more friable or crumbly, improves soil work ability 3. Rich in both organic and mineral substances essential to plant growth 4. Chelates metal ions under alkaline conditions 5. Increases water holding capacity, reduces soil erosion 6. Improves seed bed, increases germination of seed and viability 7. Non-toxic, environment friendly. , Packing: woven bag or paper bag with liner. According to customers, demand.