Potassium (K) Back Catalog number: 58119 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 71951 Ethylene sulfide Price on request 0170.13-500-IO 1,3,7-Trimethylnaphthalene, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 2131-38-6 Price on request C17774600 2,4,6-Trichlorophenol, certified, 0.1g Price on request