Complete Set Of GC/MS Calibration Mixes Back Catalog number: 43029 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1973.12-5MG 2,2',3,4,4',5',6-Heptabromodiphenyl ether, neat, Solvent-neat, Unit 5mg, # of units-1, Cas.no. 207122-16-5 Price on request 12120.14-K-ME Lidocaine,1000 µg/mL,MeOH,1mL, Price on request 678966 Pyrene, 50mg Price on request