Ethanol standard in water,2.0g/L,water, 1.5mL

Benazolin-ethyl, 100 µg/ml, Acetonitrile, 5ml

2',3,4,4',5-Pentachlorobiphenyl, 100 µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 65510-44-3

N-Nitroso-D,L-proline-d7