Ethanol standard in water,1.1g/L,water, 1.5mL

Melatonin,1000 µg/mL,MeOH,1mL,

D6-Pirimicarb, 100 µg/ml, Acetone, 1ml

4-Methoxy-2',4',6'-trichlorobiphenyl, 100µg/ml in IO, 1ml