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Author: Subject: odd necked flask sources?
Funkerman23
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[*] posted on 24-1-2013 at 22:40
odd necked flask sources?


To be direct: can any one here tell me where to find the odd joint size multi-necked RBFs? I have been looking at different vessels for my electrolytic preparation experiments( as well as a few hard to clean reactions). I've looked at reaction kettles( great for many reasons but hard to find and expensive. especially with support equipment like mantles, o rings/gaskets and the assorted clamps& such), large beakers, battery jars and even PP& PE buckets for dedicated reactions. But when I thought of a RBF I keep having trouble with the small neck openings. Has anyone ever seen a 3 Necked RBF with a 24/40 center joint W/ 45/50 side necks( for example)? Short of a custom made flask I don't know where to look for such a thing.
I see the RBF's with a larger center joint here and there but. Any advice, comments or opinions are more than welcome and I thank you for your time.

[Edited on 25-1-2013 by Funkerman23]




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SteveZissou
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[*] posted on 25-1-2013 at 02:24


http://www.ebay.com/itm/Pyrex-Glass-2000mL-2-L-Liter-3-Neck-...


...when you do it eeeeBay.

You'd have to use an adapter for the other side neck, though. This is also easily bought off of eBay.

[Edited on 25-1-2013 by SteveZissou]
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kavu
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[*] posted on 25-1-2013 at 04:46


Wow, that's one ugly piece of glassware!r
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Funkerman23
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[*] posted on 25-1-2013 at 09:45


I had seen that, but for my needs that would be a novelty at best. I thank you though, but without a seconf 45/50 joint I couldn't fit the electrodes in.. I suspect that was some sort of custom digester before it ended up on eBay.
Quote: Originally posted by SteveZissou  
http://www.ebay.com/itm/Pyrex-Glass-2000mL-2-L-Liter-3-Neck-...


...when you do it eeeeBay.

You'd have to use an adapter for the other side neck, though. This is also easily bought off of eBay.

[Edited on 25-1-2013 by SteveZissou]




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chemrox
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[*] posted on 25-1-2013 at 11:41


Reflux condensers with 45/50 joints are very common. I have one that came with an extractor. It would be useful flask. I would buy it but I can't right now. I need a 14/20 Snyder column.



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Arsole
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[*] posted on 25-1-2013 at 13:31


Could you just get a large 3 neck with 3 45/50 joints and then get a 45/50 to 24/40 adapter. This would allow even more flexibility then the one you want. this seems like a slightly more expensive rout with the adapter but cheaper than custom and you get more options for using the glass later. (it's not so specialized)

Just my 2 cents.




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