D5-Nalidixic acid, 10mg

Dibenzo(a,h)anthracene, 100µg/ml in Acetonitrile, 1ml

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

Lactic acid