Benzoin, 100 µg/ml, Acetonitrile, 5ml

p-Xylene, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 106-42-3

1,2,8,9-Tetrachlorodibenzo-p-dioxin, 1.2ml x 50ug/ml, nonane

4-Ethylphenol Standard