LAr purification and LAr purity measurement
LAr purification and LAr purity measurement
LAr purification and LAr purity measurement
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Purification of noble liquid gases<br />
Molecular sieves: sieves<br />
• Hydrosorb<br />
• Oxisorb<br />
• Hopcalite<br />
• Trigon (Cu,<br />
Oxisorb (Cr Cr)<br />
Hopcalite (Mn Mn, , Cu) Cu<br />
)<br />
Cu, Mn, Mn,<br />
Co, Co,<br />
Ni) Ni<br />
[provato per la prima volta in<br />
ambiente criogenico]<br />
criogenico<br />
Filtration by these sieves reduces the O 2 concentration<br />
at level < 0.1 ppb<br />
20/06/2007 C.Cattadori- C.Cattadori Geel GERDA meeting 5
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