Sodium p-n-tridecylbenzenesulfonate, 1000µg/mL in MeOH, 1ml

3,4-Dichlorocatechol, 1000µg/mL, Solvent-isopropanol, Unit 1mL, # of units-1, Cas.no. 3978-67-4

PAH Standard (200 ppm)

3,4-Dichlorophenol