6-Nitrochrysene-d11, 100µg/ml in Toluene, 1ml

Profluralin, 100 µg/ml, Acetonitrile, 1ml

11-cis-Octadecenoic acid, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 506-17-2

(3 alpha(H)+3bß(H)),17ß(H),21ß(H)-3-Hydroxyhopane, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 28196-47-6/