beta-Lactam Antibiotics Back Catalog number: 67017 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 8948.12-100-IO Phenyl ether, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 101-84-8 Price on request 57190 Thorium (Th) Price on request 8714.12-100 Crufomate, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 299-86-5 Price on request