PCB No. 170, 100µg/in Isooctane, 1ml

2,2',4,5'-Tetrachlorobiphenyl, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 41464-40-8

2-Propanol

Rizatriptan for system suitability, 15mg