A mass spectrometer method for determining helium in the parts-per-million to 10-percent range /
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| Format: | Government Document Book |
| Language: | English |
| Published: |
Washington, D.C. (2401 E St., N.W., MS #9800, Washington 20241-0001) :
U.S. Dept. of the Interior, Bureau of Mines,
1991.
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| Series: | Report of investigations (United States. Bureau of Mines) ;
9359. |
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| Item Description: | Distributed to depository libraries in microfiche. |
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| Physical Description: | 8 pages : illustrations ; 28 cm. |
| Bibliography: | Includes bibliographical references (page 8). |