UCMR 524.3 Standard

Perfluoro-n-eicosane, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 37589-57-4

Endrin, 100µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. 72-20-8

2,4-Dichlorobiphenyl (BZ-8)