WHO PCB Extraction Standard, 100pg/µl in nonane, 1,2ml

1-Methylphenanthrene

4-n-Nonylbiphenyl, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 93972-01-1

Mono-n-butyltriethyltin-d9 (mono-n-butyl-d9), 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no.