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In-Stack Thimbles

ThimblesApex Instruments stocks a variety of Thimbles for  in-stack particulate sampling. The thimbles are seamless, high purity filters and available from a choice of two different types of fibers: Borosilicate glass and quartz.  The gas collection efficiency of the thimbles is 99.9% (0.3 micron DOP). The 25 x 90mm thimbles are specifically manufactured for stack sampling and tapered for ease in loading. Cellulose thimbles are available upon request.

 

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