Mass-Labelled PCB Extraction Standards, 1.2ml, nonane Back Catalog number: PCB-LCS-H Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 1384.13-200-T 3-Methylcarbazole, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 4630-20-0 Price on request 73495 Clonidine Price on request MPCB-MXA Native Chlorinated Methoxybiphenyl Solution/Mixture, 1.2ml, nonane Price on request