Piperacillin Sodium Salt Back Catalog number: 10823.10-100MG Manufacturer: CHIRON AS Availability: 3 weeks Price on request - + Recommended 81203 EPA Method 8121 Internal Standard Price on request 9188.22-100-ME Propoxyphene-d5 hydrochloride, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. Price on request L-PFUDS Sodium perfluoro-1-undecanesulfonate, 50µg/ml MeOH, 1,2ml Price on request