ICP-MS Mix Back Catalog number: 50686 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 0245.26-200-T 2.3-Peri-naphthylene-pyrene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 188-89-6 Price on request 79437 2-Chloroacetophenone Price on request 71252 Methyl disulfide Price on request