Tuning Solution High Concentration

4-Nitrophenol-2,3,5,6-d4, 1000µg/mL, Solvent-isopropanol, Unit 1mL, # of units-5, Cas.no. 93951-79-2

PCB No. 29, 10μg/mL in Isooctane, 10ml

2-Methyl-5-nitroaniline, 100 µg/ml, Acetonitrile,