beta-Cyfluthrin, 10.0 µg/ml, Ethyl acetate, 10ml

Total Organic Carbon (C), 1000µg/mL in 1% HCl/Water, 100ml

Methyl heptadecanoate, 10mg/mL, Solvent-heptane, Unit 30mL, # of units-1, Cas.no. 1731-92-6

Ethanol standard in serum,1.3g/L,serum, 3mL