Precautions to be taken in the analysis of total N-nitroso compounds. 1989

B Bouchikhi, and T Mavelle, and G Debry
Centre de Nutrition Humaine, Université de Nancy, France.

Methodologies used to assess N-nitroso compounds as a group by chemical denitrosation with hydrogen bromide in glacial acetic acid have been described. Carrying out these analyses without precautions can cause considerable variations in results. Some pitfalls must be avoided in order to obtain valuable results and accurate interpretations.

UI MeSH Term Description Entries
D009602 Nitrosamines A class of compounds that contain a -NH2 and a -NO radical. Many members of this group have carcinogenic and mutagenic properties. Nitrosamine
D009603 Nitroso Compounds Organic compounds containing the nitroso (-N Compounds, Nitroso
D005591 Chemical Fractionation Separation of a mixture in successive stages, each stage removing from the mixture some proportion of one of the substances, for example by differential solubility in water-solvent mixtures. (McGraw-Hill Dictionary of Scientific and Technical Terms, 4th ed) Fractionation, Chemical,Chemical Fractionations,Fractionations, Chemical
D014835 Volatilization A phase transition from liquid state to gas state, which is affected by Raoult's law. It can be accomplished by fractional distillation. Vaporization,Volatility

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