Vamidothion, 100 µg/ml, Ethyl acetate, 5ml

2-Methoxy-2',3',5,5',6'-pentachlorobiphenyl, 100µg/ml in IO, 1ml

MCPP

1,2-Bis(pentabromophenyl)ethane [13C14], 1.2ml x 25ug/ml, toluene