Ca, 1000 µg/mL in 2% HNO3, 100ml

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]

Ethanol 400mg/dL Standard (10 x 1mL)

3-Chlorobiphenyl