Camphechlor (Toxaphene), 100 µg/ml, Ethyl acetate

Butralin, 100 µg/ml, Ethyl acetate, 5ml

2-Nitrofluoranthene, neat, Solvent-neat, Unit 5mg, # of units-1, Cas.no. 13177-29-2

GC-IRMS Standards (C11(?13C: -26.11); C15 (?13C: -30.22); C20 (?13C: -33.06)), 150µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-5, Cas.no.