Erythromycin, 100 µg/ml, Methanol, 5ml

n-Pentyl benzyl phthalate, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 1240-18-2

1,2,3,7,8,9-Hexachlorodibenzo-p-dioxin ,50 µg/mL,n-nonane,1mL,

Metformin hydrochloride, 1000µg base/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 1115-70-4