Sulfate (SO42-)

1,4-Dimethyl-2-ethylbenzene, 1000µg/mL, Solvent-hexane, Unit 1mL, # of units-1, Cas.no. 1758-88-9

Malaoxon, 10.0 µg/ml, Cyclohexane, 10ml

3-Methyl-1-butyl acetate,1000 µg/mL,MeOH,1mL