ASAP 2020 Confirm
Cold Trap Dewar
Cryogens can cause frostbite injury. Wear safety glasses and insulating gloves
when handling cryogens.
1. Fill the cold trap Dewar with a cryogen such as liquid nitrogen to about 5-cm (2-in.) from
the top.
2. Hang the cold trap Dewar around the cold trap port as shown below.
Cold Trap
Dewar
3. Place the insulator/stopper over the Dewar opening as shown below.
3-26
Cold Trap
Installing Dewars
202-42811-01 - Mar 2011
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