PCB No. 112, 10 µg/ml, 10ml

Surfactant Mixture 2 2 Analytes, each 100µg/mL in toluene; unit: 1x5mL 1224.24 Bis(2-ethylhexyl) phthalate BEHP [117-81-7] 1223.24 Di-n-octyl phthalate DNOP [117-84-0]

Endosulfan-sulfate 10 µg/mL in Cyclohexane, 10ml

4-Bromophenol, 1.2ml x 100ug/ml, toluene