Sodium arsenate dibasic heptahydrate (As)

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

Pyrazine, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-, Cas.no.

Cadusafos, 100 µg/ml, Acetonitrile, 5ml