QC Standard 2 Back Catalog number: 56085 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 11773.12-100-IO 2,2',3,4,4',5,5',6-Octachlorobiphenyl,100 µg/mL,isooctane,1mL, Price on request P480008 Piperacillin Sodium, 1g Price on request X9090 1,3-Dinitrobenzene Price on request