Group II Elements Starter Kit Back Catalog number: 52255 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended C15895900 Patent Blue V, certified, 0.25g Price on request S-4013-1ML Benzene/n-Hexane Control Standard Benzene/n-Hexane = 1:2 (Neat 1mL) Price on request 673387 Metoxuron, 100 µg/ml, Acetonitrile, 5ml Price on request