0.50 ng/L N-Nitrosodimethylamine (NDMA) Laboratory Fortified Drinking Water Sample Extract on Rxi®-5Sil MS

Combination Run of U.S. EPA Methods 521 and 522, Nitrosamines and 1,4-Dioxane, on Rxi®-5Sil-MS by CSR-LVSI 2 1 1 m/z m/z m/z m/z m/z m/z Peaks 1. Tetrahydrofuran-d8 (IS) 2. Tetrahydrofuran 3. 1,4-Dioxane-d8 (SS) 4. 1,4-Dioxane 5. N-Nitrosodimethylamine-d6 (SS)…

Combined Determination of 1,4-Dioxane and Nitrosamine Contaminants in Drinking Water Using a Single SPE Cartridge and Concurrent Solvent Recondensation– Large Volume Splitless Injection (CSR-LVSI) With EI GC-MS By Chris Rattray and Jack Cochran Abstract Global concern over the carcinogenic potential…

50 µL CSR-LVSI with 5 ng Nitrosamines, THF, and 1,4-Dioxane On-Column Peaks 1. Tetrahydrofuran 2. 1,4-Dioxane 3. N-Nitrosodimethylamine 4. N-Nitrosomethylethylamine 5. N-Nitrosodiethylamine 6. N-Nitrosopyrrolidine 7. N-Nitrosodi-n-propylamine 8. N-Nitrosopiperidine 9. N-Nitrosodi-n-butylamine * Toluene contaminant * 50 µL injection, 5 ng…

10 μL CSR-LVSI with 5 ng Nitrosamines, THF, and 1,4-Dioxane On-Column Peaks 1. Tetrahydrofuran 2. 1,4-Dioxane 3. N-Nitrosodimethylamine 4. N-Nitrosomethylethylamine 5. N-Nitrosodiethylamine 6. N-Nitrosopyrrolidine 7. N-Nitrosodi-n-propylamine 8. N-Nitrosopiperidine 9. N-Nitrosodi-n-butylamine * Toluene contaminant * 1 10 µL injection, 5…