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cold trap;knock-out trap;dry-ice trapÕâÈý¸ö´ÊÔõô·Ò룿ÔÎÄÈçÏ£º Be aware of the need for secondary condensation.such as a dry ice/alcohol trap.When vacuum distilling low boiling solvents.A vapor knockout trap should be installed at the pump outlet as standard practise. |
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blueboy(½ð±Ò+1):лл²ÎÓë 2010-10-15 23:33:11
blueboy(½ð±Ò+1):лл²ÎÓë 2010-10-15 23:33:11
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