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Author: Subject: Getting my first glassware!
Ein Chemiker
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cool.gif posted on 13-12-2013 at 10:37
Getting my first glassware!


Pretty soon, I will be getting this glassware set http://www.ebay.com/itm/Kemtech-America-Synthware-Advanced-O...

It's getting colder so I don't expect to be doing too much work outside. I would like to know if there are any ways I could get acquainted with this equipment indoors without any risk to me, my pets, or my family. I would most likely be working on a wooden desk in my bedroom. Any help is appreciated!:)
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Lambda-Eyde
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[*] posted on 13-12-2013 at 11:12


Have you ordered it and waiting for it in the mail, or are you about to order it? If the latter, buy a smaller kit. I prefer the 19 size, but as I understand it is hard to get glassware around this size in the US. My advice would be to go for 14/20. Flasks up to 500 mL are available. As a beginner in organic chemistry you won't be using huge flasks most of the time anyways, if you need some for e.g. solvent distillation, get a distillation bridge and some flasks for that. As an allround-kit I found 24/40 to be too big, especially if you're going to work out of your bedroom you're not going to run LAH reductions in 1 L flasks anyways. You also need to get some general, non-ground glassware such as beakers, erlenmeyers, stirring rods, test tubes etc as well as stands, clamps, heating sources and maybe some porcelain. Good luck setting up your first lab.



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[*] posted on 13-12-2013 at 11:38


I am currently waiting for it in the mail along with everything you listed so I should be fairly equipped! I don't think I could return the kit so what do you think about buying smaller round bottoms? Thanks!
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[*] posted on 13-12-2013 at 11:39


Do you live in Germany? Judging by your username I thought you were ein Deutscher! If you are, there are plenty of much better and cheaper options.

http://www.ebay.com/itm/new-advanced-organic-chemistry-lab-g...

how does that appeal to you? it is chinese, but unless you will be dealing with extreme temp. changes you are fine.

just look for: ''24/40 round bottom flask'' on ebay

[Edited on 13-12-2013 by Pyro]




all above information is intellectual property of Pyro. :D
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Lambda-Eyde
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[*] posted on 13-12-2013 at 11:44


Yeah, you definitely need some more RBFs. 50 and 100 mL are my go-tos, but if you're distilling something from a 50 mL RBF, a 24/40 setup with a 300 mm liebig is going to cause a great deal of mechanical loss. But anyways, get 50, 100 and 250 mL one-necks and a thermometer adapter and that kit will serve you well. When you find out that you want to do smaller-scale syntheses and distill small amounts of material, "branching out" to either 19/22 or 14/20 in addition to what you have will cover those needs. I have a lot of differently sized glassware and find that I mostly use 50-250 mL flasks and my 19/26 distillation bits, but I still want to get an even smaller 14/23 kit and a few more small flasks for parallel synths and later stages of multi-step syntheses.



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[*] posted on 13-12-2013 at 12:11


I live in the US, I just like the way German looks:) The reason I chose the synthware kit is because I have heard some bad things about the Chinese made glass. I didn't even consider mechanical loss. I'm having a hard time finding a smaller joint size kit on ebay.
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