4,4'-DDD, 100 µg/ml, Acetonitrile, 5ml

Perfluoro-4,5-dimethylhexane sulfonate, 200ul x 1.00ug/ml, methanol

O,O-Diethylhydrogenphosphate

3,3'-Dimethyl-4,4'-diaminodiphenylmethane, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 838-88-0