OBTANING OF CALCIUM AND MAGNESIUM PHOSPHATE FERTILIZERS ON THE BASE ON NEUTRALIZATION OF EXTRACTION PHOSPHORIC ACID BY LIMESTONE

29.07.2022 International Scientific Journal "Science and Innovation". Series A. Volume 1 Issue 4

I. Shamshidinov , G. Qodirova , B. Mamurov , R. Najmiddinov & A. Nishonov

Abstract. The article presents the processes of obtaining calcium and magnesium-containing ordinary phosphorus fertilizers using local carbonate raw materials - limestone. It is established that the use of this method in production leads to the attraction of local carbonate raw materials to produce ordinary phosphorus fertilizers

Keywords: phosphoric acid, extraction phosphoric acid, fertilizers, mineral fertilizers, phosphorus fertilizers, calcium carbonate, magnesium carbonate, limestone, monocalcium phosphate, dicalcium phosphate, double superphosphate.