Cephalosporins Back Catalog number: 67004 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 0329.16-K-T Pyrene-d10, 1000µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 1718-52-1 Price on request X9126 Methacrylonitrile Price on request 10378.20-100-ME EDDP perchlorate,100 µg/mL (as pyrrolinium) ,MeOH,1mL, Price on request