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

D-Neopterin-13C5, 1mg

Arochlor 1232, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-10, Cas.no. 11141-16-5

Isodecyldiphenyl phosphate,50 µg/mL,isooctane,1mL,