EPA-23IS - Internal Standard Solution - 1.2 ml in nonane

INTERNAL STANDARDS (ng/ml)

2,3,7,8-Tetrachloro[13C12]dibenzo-p-dioxin (100) 1,2,3,7,8-Pentachloro[13C12]dibenzo-p-dioxin (100) 1,2,3,6,7,8-Hexachloro[13C12]dibenzo-p-dioxin (100) 1,2,3,4,6,7,8-Heptachloro[13C12]dibenzo-p-dioxin (100) Octachloro[13C12]dibenzo-p-dioxin (200) 2,3,7,8-Tetrachloro[13C12]dibenzofuran (100) 1,2,3,7,8-Pentachloro[13C12]dibenzofuran (100) 1,2,3,6,7,8-Hexachloro[13C12]dibenzofuran (100) 1,2,3,4,6,7,8-Heptachloro[13C12]dibenzofuran (100)