Karl Fischer technique

Karl Fischer technique

[′kärl ′fish·ər tek′nēk]
(analytical chemistry)
A method of determining trace quantities of water by titration; the Karl Fischer reagent is added in small increments to a glass flask containing the sample until the color changes from yellow to brown or a change in potential is observed at the end point.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
Based on the material being analyzed, the Karl Fischer technique involves heating samples (which can be as small as 0.05 grams) in an oven for a specific period of time at a predetermined optimum temperature.