4,4'-DDD, 100 µg/ml, Ethyl acetate, 5ml Back Catalog number: 673530 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 675574 Fenamidone, 10 µg/ml, Ethyl acetate, 10ml Price on request 95614 Method 8081LCS/MS/MSD Spike Solution Conc Price on request 681702 Cefoxitin sodium salt, 250mg Price on request