Erythromycin, 100 µg/ml, Methanol, 5ml

N-Nitroso-4-(2-hydroxyethyl)-piperazin-2-one,1000 µg/mL,acetonitrile,1mL,

9-cis-12-Hydroxyoctadecenoic acid, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 450-12-5

Tralkoxydim, 100 µg/ml, Acetonitrile, 5ml