p,p'-Methoxychlor, 1.2mL x 100ug/mL, nonane

(S)-(-)-Cotinine, 1000µg/ml in MeOH, 1ml

Di-n-butyltin dichloride, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-5, Cas.no. 683-18-1

3,4-Dichlorophenol, 250mg