Potassium (K) Back Catalog number: 50378 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended DD-1234678-S 1,2,3,4,6,7,8-Heptachlorodibenzo-p-dioxin , 1.2ml x 50ug/ml, nonane Price on request 3378.14-100 Dicofol, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 115-32-2 Price on request 1773.12-K-IO 4,4'-Diaminobiphenyl, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 92-87-5 Price on request