Ethylene Thiourea Standard

n-Eicosane-d42, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-5, Cas.no. 62369-67-9

Perfluorotetradecanoic acid, 50µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 376-06-7

PCB/Pesticide Standard