TX TPH Calibration Standard (High End)

2,2',3',4,5-Pentachlorobiphenyl (97)

Potassium perfluorooctanesulfonate (Technical Grade), 1.2ml x 50ug/ml, methanol

Octanoic acid (Caprylic), 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 124-07-2