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

2,2',4,6,6'-Pentabromodiphenyl ether, 1.2ml x 50ug/ml, nonane

Retention Time Verification Standard

Proquinazid, 100 µg/ml, Acetonitrile, 5ml