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

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

TWO COLUMN DIOXIN & FURAN SAMPLING SPIKE (13C12, 99…

1,2,3,4-TCDD INSTRUMENT PERFORMANCE CHECK (UNLABELE…

2,3,7,8-TCDD ISOMER SPECIFICITY TEST MIXTURE (DB-5)…

2,3,7,8-TETRACHLORODIBENZO-P-DIOXIN (13C12, 99%) 50…

2,3,7,8-TETRACHLORODIBENZO-P-DIOXIN UNLABELED 50 UG…

1,2,3,7/1,2,3,8-TETRACHLORODIBENZO-P-DIOXIN ISOMER …

TCDD-HPCDD STANDARD SOLUTION B25 2,3,7,8 ISOMERS UN…

2,3,7,8-TETRACHLORODIBENZO-P-DIOXIN (37CL4, 96%) 50…