Ammonium bicarbonate as (NH4+)

PCB No. 121, 1000μg/ml in Isooctane, 1ml

2-Nitrophenol, 1000µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 88-75-5

Anthracene, 10µg/ml in Acetonitrile, 10ml