B. Grzmil et K. Kalucki, Potassium chloride in potassium sulfate synthesis process. Part. 1. Potassium sulfate production from natural materials., PRZEMY CHEM, 79(2), 2000, pp. 44
The role of potassium in plant nourishment process and advantages of potass
ium sulfate or nitrate as ingredients of fertilizers in comparison to potas
sium chloride were discussed, Pattern technological solution for potassium
sulfate production from natural raw materials were preserved.