Mass-Labelled PCDF Internal Standard Solution, 1.2ml, nonane

EPA Method 601 - Purgeables Mix #2

Mono-n-butyl phthalate, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 131-70-4

1,3-Dichlorobenzene, 1000µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 541-73-1