Fenthion-oxon, 100 µg/ml, Acetonitrile, 1ml

2-Methoxy-3-methyl- and 2-methoxy-5-methylpyrazine, Isomer mixture, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-, Cas.no.

2,5-Dimethylheptane, 1000µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-1, Cas.no. 2216-30-0

Recovery Standard Solution, 1.2ml, nonane