Potassium (K) Back Catalog number: 57119 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 3093.12-50-IO 2,4-Dibromobiphenyl, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 53592-10-2 Price on request 57116 Sulfur (S) Price on request 10928.17-K-IO n-Pentyltri-n-butyltin,1000 µg/mL,isooctane,1mL Price on request