Method test K2O content in potassium humate
In order to optimize the determination method of potassium oxide content in potassium humate fertilizer products. A comparison was made between the extraction method of hydrochloric acid solution and GB / T17767.3-2010 “Determination methods of organic-inorganic compound fertilizers. Part 3: Total potassium content” standard Differences in the determination method of potassium oxide. The results show […]