1-Methyl-3-nitroguanidine, certified, 0.1g

PAH-Mix 9, 100 ng/µl, 10ml

Perfluorooctanoic acid, 100µg/mL in Acetonitrile, 1ml

Bis-(2-ethylhexyl)-terephthalate, 1000µg/ml in Isooctane, 5ml