pH 10.01 buffer solution (box of 25x20mL sachet)

Mass-Labelled PCB Sampling Standard, 1.2ml, nonane

Fluoranthene, 10µg/ml in Acetonitrile, 10ml

4-Chlorocatechol, 1000µg/mL, Solvent-isopropanol, Unit 1mL, # of units-1, Cas.no. 2138-22-9