Ethanol standard in water,0.5g/L,water, 1.5mL

2-Ethyl-5-methyl- and 2-ethyl-6-methylpyrazine, Isomer mixture, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-, Cas.no.

Labelled TCDD/TCDF Spiking Solution, 1.2ml, nonane

Violanthrone, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 116-71-2