BHC (beta isomer-13C6), 50µg/ml in Nonane, 2x1,2ml

1,1-Dichloro-2,2-bis(4-Chlorophenyl-d4)ethane, 100µg/mL in IO, 1ml

Piroxicam, 250mg

Custom PCB Mixture 100µg/mL in isooctane 9317.12 PCB-8 9313.12 PCB-20 1999.12 PCB-28 9314.12 PCB-35 2000.12 PCB-52 2001.12 PCB-101 2002.12 PCB-118 2003.12 PCB-138 2004.12 PCB-153 2005.12 PCB.180