4,4'-DDD, 100 µg/ml, Acetonitrile, 5ml

MCPB, 100 µg/ml, Acetonitrile, 5ml

1,2,3,4,6,7,8-Heptachlorodibenzofuran , 1.2ml x 50ug/ml, nonane

TX TPH Calibration Standard (High End)