The noun COLORIMETER has 1 sense: 1. a measuring instrument used in colorimetric analysis to determine the quantity of a substance from the color it yields with specific reagents. Familiarity information: COLORIMETER used as a noun is very rare.he noun COLORIMETER has 1 sense: 1. a measuring instrument used in colorimetric analysis to determine the quantity of a substance from the color it yields with specific reagents. Familiarity information: COLORIMETER used as a noun is very rare.
anhydride - a compound formed from one or more other compounds in a reaction resulting in removal of water. 1  acetic anhydride - a compound that is needed in order to refine opium into heroin. 2  phthalic anhydride - a white cyclic anhydride.
Thiocyanate (also known as rhodanide) is the anion â. It is the conjugate base of thiocyanic acid. Common derivatives include the colourless salts potassium thiocyanate and sodium thiocyanate. Organic compounds containing the functional group SCN are also called thiocyanates.