EPA Method 1613 Calibration Kit, 5 ampoules, nonane

2,2',4,4',5,5'-Hexabromobiphenyl, 1.2ml x 50ug/ml, nonane

2,4,4-Trichlorobiphenyl (BZ-28)

Sulfapyridine, 100 µg/ml, Methanol, 1ml