Total Residual Free Chlorine (Cl)

Anthracene, 10µg/ml in Acetonitrile, 10ml

Benzo(k)fluoranthene, 10μg/ml in Cyclohexane, 10ml

N-Nitrosomethylphenylamine, 1000µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. 614-00-6