Display Screen or Portion Thereof with Graphical User Interface of Gas Chromatography

The file of this patent contains at least one drawing executed in color. Copies of this patent with color drawings will be provided by the United States Patent and Trademark Office upon request and payment of the necessary fee.

FIG. 1 is a front view of a display screen or portion thereof with graphical user interface of gas chromatography showing a first embodiment of our new design;

FIG. 2 is a front view of a display screen or portion thereof with graphical user interface of gas chromatography showing a second embodiment of our new design;

FIG. 3 is a front view of a display screen or portion thereof with graphical user interface of gas chromatography showing a third embodiment of our new design; and,

FIG. 4 is a front view of a display screen or portion thereof with graphical user interface of gas chromatography showing a fourth embodiment of our new design.

The broken lines in the drawings illustrate a portion of the display screen that forms no part of the claimed design.