S-Methoprene, 10mg

Perfluoro-n-nonanoic acid, 1.2ml x 50ug/ml, methanol

Phenanthrene-d10, 1000µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 1517-22-2

2,3,4,4',5-Pentachlorobiphenyl