Piperacillin Back Catalog number: 72236 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 11445.21-100-IO Diphenyl-3-isopropylphenyl phosphate,100 µg/mL,isooctane,1mL, Price on request 94412 VOC Surrogate Standard Price on request 90126 Aroclor 1242 Price on request