SOP isn't a naturally taking place mineral, and frequently must be generated via chemical procedures. As a result of useful resource-intensive processes utilized to generate it, SOP is priced higher than MOP. The commonest technique applied to provide the fertilizer SOP is known as the Mannheim process. Russian fertiliser companies https://tspfertilizerforsaleintha57801.idblogmaker.com/26518499/considerations-to-know-about-sop-fertilizer-for-sale-in-sri-lanka