2,3,4,6-Tetrachlorophenol, 10.0 µg/ml, Cyclohexan

Ciprofloxacin HCl monohydrate, 100μg/ml in MeOH, 1ml

2,2',3,3',4,5,5',6,6'-Nonabromobiphenyl

Sodium Nitrate as (NO3)