PSA-GCB-Mix for 2007.01 per AOAC

Sulfate (SO4-2)

2,2’,3,3’,4,5-Hexachlorobiphenyl (129)

Mono-n-butyl phthalate (ring-1,2-13C2, dicarboxyl-13C2, 99%) 100 µg/mL in MTBE, 1,2ml