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Water soluble fertilizer potassium humate ,it is extracted from natural leonardite. It is black powder, flake or crystal granular, soluble in water, which perfectly combines humic acids and nutrients. It is organic chelator and microbial stimulator.
Potassium humate is a kind of high efficiency organic potassium fertilizer, because humic acid is a kind of biological activity preparation, which can increase the content of available potassium in soil, reduce the loss and fixation of potassium, increase the absorption and utilization rate of potassium by crops, and also improve the soil. The utility model has the functions of promoting crop growth, improving crop stress resistance, improving crop quality and protecting agricultural ecological environment. after mixing with urea, phosphate fertilizer, potassium fertilizer, trace elements and so on, it can be made into high efficiency and multi-function compound fertilizer. Potassium humate can also be used as a treatment agent for petroleum drilling fluid, mainly to prevent wellbore collapse.
http://www.humicacidfertilizers.com/