Penicillin G potassium, 100µg/mL in Acetonitrile, 1ml Back Catalog number: A15935000WL-100 Availability: In the manufacturer's stock Price on request - + Recommended 9696.7-10G o-Toluenesulfonamide, neat, Solvent-neat, Unit 10g, # of units-1, Cas.no. 88-19-7 Price on request 680148 2,3-Butanedione, 1ml Price on request 1212.17-200-IO 9-Methyl-7(H)-benzo[c]carbazole, 200µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 117043-89-7 Price on request