Hexachlorobenzene, 100 µg/ml, Methanol, 5ml

9-Nitroanthracene-d9, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-10, Cas.no. 220381-38-4

EPA-1613CS3 + Window Defining/2378-TCDD Resolution Mix, 500ul, nonane

2,2',4,4',5,6'-Hexabromodiphenyl ether,50µg/ml,1ml