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4 results returnedAutomatic and continuous transducer drift compensator for endpoint detection systems
Gravimetric preparation of primary standard gas mixtures in the parts per trillion range
Analysis for impurities in helium using the helium ionization detector
An improved analyzer for determining helium-4 in parts-per-billion range
Published Year
Subject
- Helium--Analysis (2)
- Analytical chemistry--Quantitative (1)
- Chemistry, Analytic--Quantitative (1)
- Equalizers (Electronics) (1)
- Gas chromatography (1)
- Gas detectors (1)
- Helium--Isotopes--Analysis (1)
- Low temperature engineering (1)
- Transducers--Drift (1)
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