Ammonium Standard: NH4+, 1000µg/ml in Water, 100ml

2,10-Dimethylphenanthrene, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 2479-54-3

Clofibrate,neat,neat,250mg,

Nitrate (NO3-) as N