Tetrachlorvinphos, 100 µg/ml, Acetonitrile, 5ml

Method 1640Mix A

2,2',3,4,6,6'-Hexachlorobiphenyl ,100 µg/mL,isooctane,1mL,

3,4,6,7-Tetrachlorodibenzofuran, 1.2ml x 50ug/ml, nonane