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The top documents tagged [sample pressure]
Mass part 2
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GPA Sampling Method (Scope,Definition,Principles,Safety)
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EI: 10 -6 Torr CI: 0.1-2.0 Torr EI vs. CI Primary ions Short mean free paths (~ 2 x 10 -4 mm) R (excess) Reactant gas (Secondary ions) Generally ions
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