EPA method 525.2capillary solution

2-tert-Butyl-4-methylphenol, 100mg

2,2,3,4,4,5-Hexachlorobiphenyl,BZ-137

4,5,9,10-Tetrahydropyrene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 781-17-9