AA Standard #2

2,6-Naphthalenedicarboxylic acid, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 1141-38-4

WS PCB’s as Decachlorobiphenyl

Benzo[p]naphtho[1,8,7-ghi]chrysene, neat, Solvent-neat, Unit ca. 10µg , # of units-1, Cas.no. 385-14-8