Roxithromycin, 100 µg/ml, Methanol, 1ml

Fenthion-sulfone, 100µg/ml in Acetonitrile, 1ml

Herbicide Acid Methyl Esters Mix

n-Eicosane, ?13C: -33.06, 150µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-1, Cas.no. 112-95-8