• Cefsulodin Sodium: FAQs, Protocols and Applications 2018-11-20 14:45:42 Cefsulodin is a semi-synthetic third generation cephalosporin antibiotic with a structure similar to penicillins and beta-lactams. Cefsulodin is used by the water and dairy industries to test the quality of their products. AG Scientific continues to provide top quality testing reagents and supplies AG's Cefsulodin Sodium Salt