Atrazine, 100µg/mL in Acetonitrile, 1ml

cis-Heptachlor-epoxide (Isomer B), 10µg/ml in CY, 10ml

n-Pentadecane-d32, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-5, Cas.no. 36340-20-2

2,7-Dinitrofluorene, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 5405-53-8