PCB 112, 1000µg/ml in Isooctane, 10ml

Terbuthylazine, 10 µg/ml, Ethyl acetate, 10ml

Benzyl n-butyl phthalate-3,4,5,6-d6,1000 µg/mL,isooctane,1mL,

2-Methyl-1-butanol