3-(4-tert-Butylphenyl)isobutyraldehyde, 250mg

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

Phosphorus (P)

1,3,7-Trimethylnaphthalene, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 2131-38-6