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Gravimetric preparation of primary standard gas mixtures in the parts per trillion range

Published Year

• 1980-1989 (1)

Subject

• Analytical chemistry--Quantitative (1)
• Chemistry, Analytic--Quantitative (1)
• Helium--Analysis (1) *

Author

• Emerson, David E. (1)
• Loya, Ernest W. (1) *
• Seitz, Charles A. (1)

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