





































































متداولترین روش استفاده از سنگ فسفات، تبدیل آن به اسید فسفریک و سپس مصرف در صنایع مرتبط است. نیاز ایران به فسفات حدود 1/5 میلیون تن در سال است که از این میزان ۸۰ درصد در تهیه کودهای فسفات مورد استفاده قرار میگیرد و آنچه میماند در صنایع غذایی، کارخانههای تولید اسید فسفریک، خوراک دام و طیور، مهمات، داروسازی و رنگسازی مصرف میشود. در حال حاضر تقری...






