Potassium (K) Back Catalog number: 50378 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 679075 Methoprene, 10 µg/ml, Acetonitrile, 10ml Price on request 676831 Disperse Blue 106, 50.0 µg/ml, Acetonitrile, 5ml Price on request 682356 Fenoxasulfone, 100 µg/ml, Acetonitrile, 1ml Price on request