Penicillin G potassium, 100µg/mL in Acetonitrile, 1ml Back Catalog number: A15935000WL-100 Availability: In the manufacturer's stock Price on request - + Recommended 70308 p-Xylene, 1000µg/ml in MeOH, 1ml Price on request DD-237-S 2,3,7-Trichlorodibenzo-p-dioxin, 1.2ml x 50ug/ml, nonane Price on request 96604 Lysergic acid diethylamide (LSD) Price on request