Pirimiphos-ethyl, 100 µg/ml, Ethyl acetate, 5ml

2-Nitro-4-diphenylenediamine, 1000µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. 3694-52-8

7,10-Dimethylbenzo[a]pyrene, 50µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 63104-33-6

Sodium (Na), 1000µg/ml in 2%-HNO3/Water, 100ml