13C LABELED PCB MIXTURE PCBS-77/101/141/178 10UG/ML IN NONANE

2,4,5-TP methyl ester

3-Isopropyl-1-methylbenzene (m-Isopropyltoluene), 1000µg/mL, Solvent-hexane, Unit 1mL, # of units-1, Cas.no. 535-77-3

2,3,4,5-Tetrachloronitrobenzene