Chlorpyrifos-methyl, 10.0 µg/ml, Cyclohexane, 10

S-4386 VOC Standard Mixture 2 0711,10 Naphthalene 0.200 mg/L 1264,7 Toluene 0.400 mg/L 1300,6 Benzene 0.400mg/L 1266,8m-Xylene 0.20

Heptachlor-endo-epoxide (trans-, isomer A), 100 ng/µl, 1ml

Celecoxib,1000 µg/mL,acetonitrile,1mL,