Group II Elements Starter Kit Back Catalog number: 52255 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 70955 Indan Price on request 91820 Methyl quinoxaline-2-carboxylate Price on request 1539.12-K-TX10 2-Aminobiphenyl-d9, 1000µg/mL, Solvent-toluene, Unit 1mL, # of units-10, Cas.no. 344298-97-1 Price on request