2-Nitrotoluene, 100 µg/ml, Methanol, 5ml

Organotin Mix 6, 1000µg/ml in MeOH, 1ml

Bis-(2-ethylhexyl)-terephthalate, 1000µg/ml in Isooctane, 5ml

2,2',3,4,4',6-Hexachlorobiphenyl ,100 µg/mL,isooctane,1mL,