We Are Alkarma Group AG "www.alkarmagroup.com" . WE ARE ONE OF AUTHORIZED AGENTS FOR MARKETING , one of old Leading Export Companies For : Rock Phosphate Silica Sand Iron Oxide Limonite Gypsum Quartz Talc , Kaolin Marble Granite Urea TSP GSSP SSP MAP, DAP, NPKs Sulphur Soda Ash ...