15N3-Atrazine, 100 µg/ml, Acetonitrile, 1ml

1,2,4,5-Tetrachlorobenzene, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 95-94-3

2,6-Dichloro-4-nitroanisole, 1000µg/mL, Solvent-isopropanol, Unit 1mL, # of units-1, Cas.no. 17742-69-7

TOC Calibration Standard