1-Methylnaphthalene-d10

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

Methidathion, 10 µg/ml, Ethyl acetate, 10ml

Perfluorobutyric acid, sodium salt, 50µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 2218-54-4