Metformin hydrochloride, 100 µg/ml, Methanol, 1m

Pesticide-Mix 164, 10 ng/µl, 10ml

11H-Benzo[b]fluorene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 243-17-4

Triton X-100 (n=4-17)