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How do the PTFE "Chem-Vac Stirrer Bearings" work? [rquote=671847&tid=158436&author=macckone]
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I use a chinese ptfe stir shaft/paddle ... |
22-3-2022 at 16:54 by: Organikum |
latest glassware purchase [rquote=667855&tid=71645&author=SWIM]Is that little heating bath okay?
A lot of manufactu ... |
5-2-2022 at 20:34 by: Organikum |
Breaking a stable emulsion An older textbook says that filtration through a plug of fine glasswool (lab glasswool which is much ... |
21-12-2021 at 15:17 by: Organikum |
Replacing a broken bleeder valve on a vacuum pump Are you able to unscrew any of the parts so you can determine the threading used? Or do you know whi ... |
28-11-2021 at 15:52 by: Organikum |
What I always wanted I finally fulfilled my long harbored dream and got me this:
[file]91186[/file]
The reactor. ... |
28-11-2021 at 00:01 by: Organikum |
Attaching 24/40 glassware joints to non-jointed flasks Drilling holes into rubber stoppers was always a major pain in the ass and I never achieved the resu ... |
27-11-2021 at 23:05 by: Organikum |
..the Vespiary [rquote=667663&tid=158028&author=karlos³]I hate it.
I hope we can switch quickly to that o ... |
23-11-2021 at 17:31 by: Organikum |
Has anyone tried the "Lab Portable Oilless Diaphragm Vacuum Pump"? [rquote=665703&tid=157969&author=monolithic]The pump in your link only gets down to 160 torr ... |
29-9-2021 at 14:59 by: Organikum |
Benzene synthesis [rquote=665682&tid=325&author=macckone]The friedel-craft reaction to disproportionate toluen ... |
28-9-2021 at 00:55 by: Organikum |
Has anyone tried the "Lab Portable Oilless Diaphragm Vacuum Pump"? In this price range I would suggest this:
https://www.alibaba.com/product-detail/Vacuum-Pump-Gm-0 ... |
28-9-2021 at 00:27 by: Organikum |
Benzene synthesis [rquote=658192&tid=325&author=Jenks]......
But while I am here I wanted to throw in a thoug ... |
27-9-2021 at 02:01 by: Organikum |
Very good shop A short time ago I discovered chemcraft.su here and out of curiosity had a look and found many a int ... |
21-9-2021 at 01:12 by: Organikum |
my recommendation Bought a few liters of this and that and I am quite happy with communication and price and I am comp ... |
20-9-2021 at 23:37 by: Organikum |
Thermometers,Clamps and stuff Last not least some mechanical parts like motors and linear drives everything precision and in worki ... |
13-5-2021 at 18:31 by: Organikum |
Thermometers,Clamps and stuff There is also a shitload of stuff for optical banks, anybody interested? Any help pointing me to a f ... |
13-5-2021 at 18:27 by: Organikum |
Thermometers,Clamps and stuff High Vacuum and more....
[file]88649[/file] [file]88651[/file] [file]88653[/file] |
13-5-2021 at 18:15 by: Organikum |
Thermometers,Clamps and stuff Just some more pictures....
There are also hundreds of sputter masks similar to the third picture ... |
13-5-2021 at 18:10 by: Organikum |
Thermometers,Clamps and stuff I stumbled over a treasure cave with laboratory material and the owner wants to get rid of it. I cou ... |
13-5-2021 at 18:04 by: Organikum |
easy way to save your vacuum pump Thats common practice but it commands that your vacuum setup is sealed almost to perfection, if you ... |
18-6-2014 at 12:30 by: Organikum |
Benzene synthesis Oh that was a long long time ago....lol
Found an article which fits in snuggly here I thought an ... |
18-6-2014 at 10:54 by: Organikum |
Benzene synthesis [rquote=329499&tid=325&author=blogfast25]
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I'm not keen on the many Utoob metal cans ... |
29-4-2014 at 12:09 by: Organikum |
[HIT !] IKA and Heidolph stirrer/hotplates + Pt-100 for GOOD PRICE [HIT !] The Heidolph is sure worth to think about, the IKA I had and it was a real disappointment as it is a ... |
17-4-2014 at 15:03 by: Organikum |
Willgerodt rxn: Styrene monomer -> phenylacetamide Thanks a lot Nicodem,as it is always the same, short after posting and bemourning my lack of success ... |
17-4-2014 at 14:29 by: Organikum |
here comes the sun The attached article could help to lessen the confusion, oh had it been available already 2007!
I ... |
16-4-2014 at 19:11 by: Organikum |
Moderator Abuse [rquote=326160&tid=29939&author=Rosco Bodine]Perhaps the quote came to him while his head wa ... |
6-4-2014 at 17:21 by: Organikum |
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