NASA NTRS · 19950070379
Device For Sampling Surface Contamination
Abstract
Specially designed cotton swab suitable for use in clean room. Contamination-sampling device improved version of basic cotton-tipped wooden applicator, designed for extreme cleanliness and to enhance utility for sampling according to exacting specifications. Device does not shed cotton and wood fibers.
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Delgado, Felix A., Stern, Susan M.. 1995-11-01. Device For Sampling Surface Contamination. https://ntrs.nasa.gov/citations/19950070379
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