Penicillin G potassium, 100µg/mL in Acetonitrile, 1ml Back Catalog number: A15935000WL-100 Availability: In the manufacturer's stock Price on request - + Recommended 59976 Metals Calibration Standard Price on request 680848 2-Hydroxymethyl-4-chlorophenoxyacetic acid lithium Price on request 3575.12-K-IO 4,6,8-Trimethylquinoline, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 88565-88-2 Price on request