Ethanol standard in serum,1.0g/L,serum, 1.5mL

Formothion, 10.0 µg/ml, Cyclohexane, 10ml

HPLC Herbicides WS

2,2',3,4,5,5'-Hexachlorobiphenyl, 100 µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 52712-04-6