(-)-Cotinine, 25mg

Custom Mix PCB 3 11 compounds 100ug/ml in n-hexane, 10x 1mL 1999.12 PCB-28 2264.12 PCB-31 9886.12 PCB-49 2000.12 PCB-52 2001.12 PCB-101 2002.12 PCB-118 2003.12 PCB-138 2004.12 PCB-153 2220.12 PCB-169 2267.12 PCB-170 2005.12 PCB-180

Mono-n-butyl phthalate, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 131-70-4

Perfluorooctane sulfonic acid potassium salt, 100mg