4-Methyl-2-pentanone, 100µg/mL in MeOH, 1ml

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

Valproic acid, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 99-66-1

Perfluorooctane sulfonic acid