Energy Investment Company offers leonardite for fertilizer: Sodium Humate Potassium HumateHeavy metals in leonardite ash:we found that zinc content in leonardite ash was 46.6 g/g; manganese 33.1 g/g; copper 27.6 g/g; nickel 16.9 g/g; cadmium 0.32 g/g; lead 17.7 g/g. There are also trace amounts of mercury and arsenic. Among the elements tested, iron has exceptional place, with content of 3.42 mg/g of ash. These values point to low heavy metal contents in the coals under testing; the most dangerous of them (mercury and arsenic) were found only as traces.Leonardite Performance may vary depending on external factors (weather conditions along the route, different times of the year). Changes in these indicators will be within acceptable standards, and they will be displayed in the contract.Benefits of using leonardite for the production of fertilizers: Reducing the cost of fertilizer production. High quality of manufactured fertilizers due to the high content of humic acids in leonardite. High ecological manufactured fertilizers - fertilizers from leonardite does not contain nitric acid and orthophosphate. The ability to direct the use of leonardite as a fertilizer without further processing at a rate of 200 kg of lignite on 1 hectare of land. Guaranteed and uninterrupted supply leonardite.
