Method 200.8/1638/1640 Internal Standard

Di-n-propyl phthalate-3,4,5,6-d4,1000 µg/mL,isooctane,10mL

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

1,4,6-Trichlorodibenzofuran, 1.2ml x 50ug/ml, toluene