Sample Testing Apparatus

FIG. 1 is a perspective view of a sample testing apparatus showing our new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

The broken lines shown represent portions of the sample testing apparatus that form no part of the claimed design. In addition, the dot-dash lines shown in FIGS. 1 , 2 , 4 and 5 define the bounds of the claimed design.