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File:Distillation of dry and oxygen-free toluene.jpg

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Summary

Description
English: Distillation of dry and oxygen-free toluene from sodium-benzophenone desiccant. Glassware are under a slight positive nitrogen pressure from the side-arm of the receiving Schlenk flask to prevent oxygen contamination. Note that this is not a closed system - the nitrogen supply is connected to an oil bubbler (not in picture) to prevent overpressure.

Photo taken on 6 Sep 2006.

Keywords: distillation, toluene, sodium, benzophenone, desiccant

Date 5 September 2006 (original upload date)
Source Transferred from en.wikipedia to Commons by Liftarn using CommonsHelper.
Author Rifleman 82 at English Wikipedia

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Public domain This work has been released into the public domain by its author, Rifleman 82 at English Wikipedia. This applies worldwide.
In some countries this may not be legally possible; if so:
Rifleman 82 grants anyone the right to use this work for any purpose, without any conditions, unless such conditions are required by law.

Original upload log

The original description page was here. All following user names refer to en.wikipedia.
  • 2006-09-05 16:23 Rifleman 82 1600×1200× (391204 bytes) Distillation of dry and oxygen-free toluene from [[sodium]]-[[benzophenone]] [[desiccant]]. [[Laboratory glassware|Glassware]] are under a slight positive nitrogen pressure from the side-arm of the receiving Schlenk flask to prevent oxygen contamination.

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5 September 2006

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Date/TimeThumbnailDimensionsUserComment
current14:48, 29 October 2010Thumbnail for version as of 14:48, 29 October 20101,600 × 1,200 (382 KB)File Upload Bot (Magnus Manske) {{BotMoveToCommons|en.wikipedia|year={{subst:CURRENTYEAR}}|month={{subst:CURRENTMONTHNAME}}|day={{subst:CURRENTDAY}}}} {{Information |Description={{en|Distillation of dry and oxygen-free en:toluene from en:sodium-en:benzophenone [[:en:d
14:48, 29 October 2010Thumbnail for version as of 14:48, 29 October 20101,600 × 1,200 (382 KB)File Upload Bot (Magnus Manske) {{BotMoveToCommons|en.wikipedia|year={{subst:CURRENTYEAR}}|month={{subst:CURRENTMONTHNAME}}|day={{subst:CURRENTDAY}}}} {{Information |Description={{en|Distillation of dry and oxygen-free en:toluene from en:sodium-en:benzophenone [[:en:d

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