Flumetsulam, 10 µg/ml, Acetonitrile, 10ml

Naphthalene-1,2,3,4,9,10-13C6,100 µg/mL,n-nonane,1mL,

Atrazine

(±)-Nicotine-2,4,5,6-d4 (pyridine-d4),1000 µg/mL,acetonitrile,1mL,