2-Nitrophenol, 100 µg/ml, Acetonitrile, 1ml

Di-n-butyl phthalate-3,4,5,6-d4, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 93952-11-5

2-Methyl-9,10-anthraquinone, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 84-54-8

2,4,6-Tribromo[13C6]phenol, 1.2ml x 100ug/ml, toluene