Mass-Labelled PCB Solution , 1.2ml x 20ng/ml, nonane Back Catalog number: PCB-SS-A20 Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 3101.12-50-IO 3,4,5-Tribromobiphenyl, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 115245-08-4 Price on request 55102 RCRA Metals in Soil #1 Price on request DF-IS-A200 Mass-Labelled PCDD Internal Standard Solution, 1.2ml x 200ng/ml , nonane Price on request