ASTM D-4815 Calibration Mix #4

2,2,3,3,4,6-Hexachlorobiphenyl,BZ-132

2,2',3,3',5,5',6-Heptachloro-4-methoxybiphenyl, 1.2ml x 48.5ug/ml, nonane

Edifenphos, 10 µg/ml, Acetonitrile, 10ml