CPC G01N 1/10 (2013.01) [G01N 2001/1062 (2013.01)] | 17 Claims |
1. A residue tube assembly comprising:
a residue tube including an open upper end; and
a cap assembly including a cap sealingly secured with the open upper end and an outlet tube installed through an opening in the cap and adjustably secured through a coupling assembled with the cap, the outlet tube defining an outlet passage extending into the residue tube to define a fill limit of the residue tube, and an overflow passage extending radially outward and downward of the open upper end of the residue tube;
wherein the outlet tube is vertically adjustable in the cap to adjust the fill limit of the residue tube.
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