Nitrites

**Definition:** Salts of nitrous acid or compounds containing the group NO2-. The inorganic nitrites of the type MNO2 (where M=metal) are all insoluble, except the alkali nitrites. The organic nitrites may be isomeric, but not identical with the corresponding nitro compounds. (Grant & Hackh's Chemical Dictionary, 5th ed)

**Tree numbers:** - D01.248.497.158.635 - D01.625.600.600 - D02.633

**Synonyms:** - Nitrite