4-Methoxy-2',3,5,5'-tetrachlorobiphenyl, 100µg/ml in IO, 1ml Back Catalog number: MOPCB-4009S Availability: In the manufacturer's stock Price on request - + Recommended 8387.18-K-IO Di-n-butyl sebacate, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 109-43-3 Price on request DF-IS-I200 Mass-Labelled PCDF Internal Standard Solution, 1.2ml, nonane Price on request XA11440300ME 4-Chloro-3-methylphenol, 100µg/ml in MeOH, 1ml Price on request