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The establishment of EVISA is funded by the EU through the Fifth Framework Programme (G7RT- CT- 2002- 05112).

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triple filament method

The triple filament method is a surface ionization method used for TIMS wherein 3 filaments are used. Two filaments are used to heat and vaporize the sample and 1 filament, at a very high temperature, is used to ionize the sample.


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