Sample Testing Tube Kit

FIG. 1 is a rear perspective view of a sample testing tube kit showing my new design; FIG. 2 is a left side elevational view thereof; FIG. 3 is a right side elevational view thereof; FIG. 4 is a top plan view thereof; FIG. 5 is a rear elevational view thereof; FIG. 6 is a distal end plan view thereof; FIG. 7 is a front elevational view thereof; FIG. 8 is a cross-sectional view thereof as taken along lines 8 - 8 in FIG. 6 ; FIG. 9 is a cross-sectional view thereof as taken along lines 9 - 9 in FIG. 6 ; and, FIG. 10 is an exploded perspective view thereof. The broken lines depict portions of the sample testing tube kit that form no part of the claimed design.