PCB No. 2, 100µg/ml in Isooctane, 1ml

Carvedilol-d4 (ethyl-d4), 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 1133705-56-2

Perfluorooctane sulfonic acid , 50ug/ml, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 1763-23-1

D6-Acetone, 100 µg/ml, Acetonitrile, 1ml