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A nitrosamide-specific detector for use with high-pressure liquid chromatography
Journal of Chromatography
|March 11, 1977
Summary
A new automated method using the Griess reagent offers highly specific identification of nitrosamides. This sensitive technique can detect 0.5 nanomoles, aiding in the analysis of various related compounds.
Area of Science:
- Analytical Chemistry
- Biochemistry
Background:
- Nitrosamides are a class of compounds with potential health implications.
- Accurate and sensitive detection methods are crucial for their analysis.
Purpose of the Study:
- To develop a highly specific automated method for nitrosamide identification.
- To enable sensitive quantification of nitrosamides and related compounds.
Main Methods:
- Utilized reversed-phase high-pressure liquid chromatography (RP-HPLC).
- Employed the Griess reagent for detection.
- Developed an automated analytical procedure.
Main Results:
- Achieved high specificity in nitrosamide identification.
- Demonstrated sensitivity down to 0.5 nanomoles for injected nitrosamide.
- Validated the method for analyzing nitrite, nitrosamides, nitrosocarbamates, and alkylnitrites.
Conclusions:
- The developed automated Griess reagent-based method is effective for specific nitrosamide detection.
- This method provides a sensitive tool for analyzing a range of related nitrogen-containing compounds.