Methidathion, 100 µg/ml, Toluene, 1ml

Diquat dibromide monohydrate, 100 µg/ml, Water,

Fluoranthene-d10, 1000µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 93951-69-0

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