Metformin-d6 hydrochloride (dimethyl-d6),neat,neat,10mg,

Tribufos , 10µg/mL, Solvent-ac.nitrile, Unit 1mL, # of units-1, Cas.no. 78-48-8

Permethrin, 10.0 µg/ml, Acetonitrile, 10ml

Tri-n-pentyl phosphate,1000 µg/mL,MeOH,1mL,