EPA Method 8060 QC Check Solution

Pentachlorothioanisole, 100 µg/ml, Acetonitrile,

2-Chlorophenol, 100 µg/ml, Methanol, 5ml

Metformin hydrochloride, neat, Solvent-neat, Unit 250mg, # of units-1, Cas.no. 1115-70-4