Aqueous ethanol control EtOH AQ (1.0g/L), 10 x 3.0ml

2,3,7,8-Tetrachlorodibenzo-p-dioxin , 1.2ml x 50ug/ml, nonane

Custom PCB mixture, 7 components, each 1mg/mL in dichloromethane 1999.12 PCB-28 2000.12 PCB-52 2001.12 PCB-101 2002.12 PCB-118 2003.12 PCB-138 2004.12 PCB-153 2005.12 PCB-180

Chloroacetic Acid, 250mg