disulfide oil

disulfide oil

[dī′səl‚fīd ‚ȯil]
(materials)
One of the oils obtained by oxidizing to disulfides the mercaptans extracted from light petroleum distillates; the disulfides separate from the extract as an oily layer.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.