Sodium p-n-tridecylbenzenesulfonate, 100µg/mL in MeOH, 1ml

Flecainide acetate,1000 µg base/mL,MeOH,1mL,

1-Methyl-4-benzylpiperazine hydrochloride,1000 µg base/mL,MeOH,1mL,

EPA Method 8270C - B/N Matrix Spiking Solution