Spectrophotometry, Ultraviolet

**Definition:** Determination of the spectra of ultraviolet absorption by specific molecules in gases or liquids, for example Cl2, SO2, NO2, CS2, ozone, mercury vapor, and various unsaturated compounds. (McGraw-Hill Dictionary of Scientific and Technical Terms, 4th ed)

**Tree numbers:** - E05.196.712.726.802 - E05.196.867.826.802

**Synonyms:** - Ultraviolet Spectrophotometry