Ethanethiol, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 75-08-1

Internal Standard Spiking Solution, 1.2ml, nonane

Spectinomycin sulfate hydrate, certified, 0.1g

2,4-Dinitroanisole, 1000µg/mL, Solvent-isopropanol, Unit 1mL, # of units-1, Cas.no. 119-27-7