Dimethyl sulfide, 250mg

Perfluorobutyric acid, 50µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 375-22-4

6-Nitrochrysene-d11, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-5, Cas.no. 203805-92-9

Pyrethrins, 100 µg/ml, Ethyl acetate, 1ml