1,2,3-TRCDD UNLABELED…

1,7,8-TRCDD UNLABELED…

2,3,7-TRCDD UNLABELED…

1,3,6,8-TETRACHLORODIBENZO-P-DIOXIN UNLABELED 50 UG…

METHOD 8280 RECOVERY STANDARD SOLUTION (13C12, 99%…

METHOD 8280 CLEANUP STANDARD SOLUTION (37CL4, 96%)…

1,2,3,4,7,8-HEXABROMODIBENZO-P-DIOXIN (13C12, 99%) …

1,2,3,4,7-PENTACHLORODIBENZO-P-DIOXIN (13C12, 99%) …

1,2,3,4,6,7-HEXACHLORODIBENZO-P-DIOXIN (13C12, 99%)…

CHLORODIOXIN MIX-HIGH UNLABELED IN NONANE…