Roxithromycin, 100 µg/ml, Methanol, 1ml

Deet, 1000µg/ml in MeOH, 1ml

gamma-1,2,3,4,5,6-Hexachlorocyclohexane-d6, 100µg/ml in Isooctane, 1ml

GC-IRMS Standards (C11(?13C: -26.11); C15 (?13C: -30.22); C20 (?13C: -33.06)), 150µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-10, Cas.no.