Dibenzo(a,h)anthracene, 10µg/ml in Acetonitrile, 10ml

2-Methyl-4-isothiazolin-3-on, certified, 0.1g

2,3,7,8,12,13,17,18-Octaethylporphine, 100µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. 2683-82-1

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