1,2,3-trihydroxybenzene, C6H3(OH)3, a white crystalline solid, m.p. 132°C. Alkaline solutions turn dark brown on exposure to air through reaction with oxygen. It is a powerful reducing agent, employed in photographic developers. It is also used in volumetric gas analysis as an absorber of oxygen.
Pyrogallol
- cumulative hierarchy
- cumulative odds ratio
- cumulative percentage curve
- cumulative preference share
- cumulative probability
- cumulative probability function
- cumulative relative frequency
- cumulative relative frequency diagram
- cumulative sum chart
- cumulene
- cumuliform
- cumulo-nimbus
- cumulonimbus
- cumulus
- Cunard, Sir Samuel (1787–1865)
- Cunningham, Andrew Browne, Viscount Cunningham of Hyndhope (1883–1963)
- Cunninghamian
- Cunningham, R Walter (1932– )
- Cunobelinus
- cup
- cupellation
- cupellation process
- Cupertino
- Cupid
- cupola