Trichloromethane, 5ml

2-(4-Nonylphenoxy)acetic acid isomer mixture, 1000µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 3115-49-9

Mass-Labelled PCB Solution/Mixture , 1.2ml, nonane

Methanol, neat, Solvent-neat, Unit 5mL, # of units-1, Cas.no. 67-56-1