WP - Volatile Aromatics Cal Check

5'-Fluoro-2,3',4,4',5-pentachlorobiphenyl, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no.

3,3'-Dichlorobenzidine, 10.0 µg/ml, Acetonitrile,

Benzophenone-d10, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 22583-75-1