differential polarography

differential polarography

[‚dif·ə′ren·chəl ‚pō·lə′räg·rə·fē]

(analytical chemistry)

Technique of polarographic analysis which measures the difference in current flowing between two identical dropping-mercury electrodes at the same potential but in different solutions.

McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.