N-Nitroso-N-butyl-N-propylamine, 50mg

2,4-Dimethylphenanthrene, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 15254-64-5

2,3,3',5,5',6-Hexachlorobiphenyl, 100 µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 74472-46-1

Brilliant Blue FCF (E133), certified, 0.25g