By the early 1890s, the Pinkerton National Detective Agency employed more agents than there were members of the United States Army.
Iodine monochloride is the chemical compound with the formula ICl. It is a red-brown compound that melts near room temperature. Because of the difference in the electronegativity of iodine and chlorine, ICl is highly polar and behaves as a source of I+. Â»
Iodine and Contrast Material Reactions. Contrast materials are triiodinated benzoic acid derivatives that, in solution, contain a small amount of free iodide. Adverse reactions to these substances may be classified as idiosyncratic or nonidiosyncratic. The mechanism of idiosyncratic reactions is unknown.