Metformin-d6-HCl, 100µg/ml in Acetonitrile, 1ml

MCPB, 100µg/ml in Acetonitrile, 5ml

5'-Fluoro-2,3,3',4,4'-pentachlorobiphenyl, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no.

1H,1H,2H,2H-Perfluorooctane sulfonic acid, 50µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 27619-97-2