SOP isn't a naturally taking place mineral, and frequently must be generated by means of chemical methods. Because of the source-intense procedures used to make it, SOP is priced bigger than MOP. The most typical system utilised to make the fertilizer SOP is known as the Mannheim procedure. Though fertilizer https://fertilizer-export89012.blogkoo.com/top-latest-five-vietnam-fertilizer-urban-news-46343483