Allopurinol, 100µg/ml in Acetonitrile, 5ml

1,2,3,4-Tetrachloronaphthalene, 50µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 20020-02-4

Acenaphthene-d10, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 15067-26-2

1,2,7,8-Tetrachlorooctane, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 865306-19-0