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Price of a Aldrich modified Davies condenser

Started by Murdoc, January 18, 2003, 03:24:00 AM

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Murdoc

wahat is a Aldrich modified Davies condenser worth?
swim thinks its also know as a DOUBLE DAVIES condenser

sorry swim dosen't know how to properly discribe it but total lenght is ~40cm inside jacket lenght is ~22cm  its like a Liebig but with a chamber isinde it which water flows through as well.  Swim wants to buy it of a friend buit dosen't know its $.

 a pic
https://www.thevespiary.org/rhodium/Rhodium/hive/hiveboard/picproxie_docs/000399365-file_4g4w.gif" title="View this image">

badbody

Modified Davies Condensers
250mm  z21,448-5   155.75
400mm  z21,482-5   157.45

Men's silk necktie w/ periodic table z25,339-1 $23.10


Murdoc

swim ended up finding one in near new condition at his university at the chem departments free glassware table.  Guess swim won't have to pay his buddy.  But thanxs for the info, always nice to see what one saved by just looking around.

Murdoc

would there be a problem in using this condensor to do a reflux?

Rhodium

Davies condensers are excellent for reflux.

yellium

I always liked the coiled reflux condensors. Work perfectly, only disadvantage is that you better don't work with reactions that have a tendency to spew their contents out (Al/Hg being a fine example). Coiled reflux condensors are a bitch to clean up after such accidents.

Organikum

Yellium, perhaps you should use this:

https://www.thevespiary.org/rhodium/Rhodium/hive/hiveboard/picproxie_docs/000399365-file_z7ew.jpg" title="View this image">


Also useful in hard bumping distillations
(SJ = Standard Joint  :-[ )

If there is something I overlook please tell, I don´t have to make all bad experiences by myself to learn  :)
ORG


yellium

Yeah, but I always forget to put one of those in between.

Murdoc

thanks for the replies, swim can't wait to go back and see what other goodies he can  aquire free of charge.  Can't believe they give this stuff away. 1st pic goes to the chem students (but anyone can somewhat help themselves) then they send the rest of teh left overs out to other colleges, i guess its a great perk for going to a well funded research university. 

i'd suggest bees here should try looking around there local collages and u's for similar situations