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

EPA Method 525 - PCB Standard

n-Heptadecane-d36, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 39756-35-9

Phorate-sulfoxide, 100 µg/ml, Acetone, 1ml