Internal Standard ICP-MS (200.8) Back Catalog number: 59143 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2196.11-K-ME 1-Methyl-5-nitronaphthalene, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 91137-27-8 Price on request 79227 Dioxacarb Price on request EC-4060 13C LABELED PCB MIXTURE PCBS-77/101/141/178 10UG/ML IN NONANE Price on request