Analysis of trace halocarbon contaminants in ultra high purity helium
By: Larry L. Fewell.
Contributors: Ames Research Center.
Series: NASA technical memorandum -- 108844.
Publisher: National Aeronautics and Space Administration, Ames Research Center; National Technical Information Service, distributor
Published: 1994
Place of publication: Moffett Field, Calif; [Springfield, Va
Language: eng
Format: Microform
Subjects: Adsorption.; Cryogenic temperature.; Desorption.; Gas chromatography.; Halocarbons.; Helium.; Mass spectroscopy.; Organic compounds.; Purity.; Trace contaminants.
Notes: Distributed to depository libraries in microfiche.

Shipping list no.: 95-0053-M.

Microfiche. [Washington, D.C. : National Aeronautics and Space Administration, 1994] 1 microfiche.