Penicillin G potassium, 100µg/mL in Acetonitrile, 1ml Back Catalog number: A15935000WL-100 Availability: In the manufacturer's stock Price on request - + Recommended 2127.12-100-IOX10 Arochlor 1248 , 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-10, Cas.no. 12672-29-6 Price on request GS09000390DI PAH Mixture 390, 1000µg/mL in Dichloromethane, 5 x 1ml Price on request 684871 Cinnamaldehyde, 250mg Price on request