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Want to buy vacuum pump
Yes, diaphragm pumps with PTFE lined insides can last a long time.
Keep in mind that high vacuums a ... |
24-3-2022 at 07:00
by: Antigua |
Interesting Alcatel diaphragm pump
Hi,
I acquired a pump that seems to go by many different names.
It has a sticker with "Thermo Ele ... |
18-3-2022 at 06:55
by: Antigua |
Getting Celite 545 out of a medium frit?
Is this a problem with vacuum filtrations on a frit? In my experience on a G3 frit they're lighting ... |
16-3-2022 at 13:34
by: Antigua |
Want to buy a rotary evaporator
I'm based in Europe and willing to pay a competitive price, up to 400 euro (depends on the model).
... |
11-3-2022 at 22:12
by: Antigua |
Want to buy a rotary evaporator
Shamelessly bumping this post!
|
10-3-2022 at 08:22
by: Antigua |
Vacuum pump for Cathode Ray Tube (CRT)
These HVAC vacuum pumps from AliExpress/eBay/whatever else are only bragging about these final vacuu ... |
10-3-2022 at 08:20
by: Antigua |
Vanillin chemistry: 3,4,5-trimethoxyphenethylamine
Hard to take eyes off your posts  |
6-3-2022 at 02:39
by: Antigua |
Best Conditions For N-Alkylation?
How has no one mentioned so far that this isn't going to work? Sterically unhindered alkyl bromides ... |
4-3-2022 at 11:59
by: Antigua |
Want to buy a heating mantle
Hey,
I'm looking for heating mantles (50, 100, 250ml). Either with stirring inside or small enough ... |
2-3-2022 at 06:09
by: Antigua |
FT-IR Interface card
There's a Czech company called Nicodom that services this exact model and they'd probably know, but ... |
19-2-2022 at 08:37
by: Antigua |
FT-IR Interface card
Hi!
I've been looking to buy a FT-IR spectrometer and I have my hands on a Nicolet Protege 460 from ... |
19-2-2022 at 06:59
by: Antigua |
Want to buy a rotary evaporator
Hi,
if anyone has a rotovap for sale please contact me by U2U.
Preferably Europe.
Thanks! |
11-2-2022 at 12:59
by: Antigua |
Synthesis of o-chlorophenyl Cyclopentanone
Leave if you're a wannabe cook. Stay if you want to be a chemist.
Following "processes" or "recipe ... |
23-1-2022 at 04:36
by: Antigua |
Synthesis of o-chlorophenyl Cyclopentanone
Yes, but why would you do that? Copper iodide or bromide is very easy and cheap to make...
https:// ... |
23-1-2022 at 04:16
by: Antigua |
Synthesis of o-chlorophenyl Cyclopentanone
A copper(I) catalyst is required  |
23-1-2022 at 03:10
by: Antigua |
Cheap hotplate stiring problems
From experience I can tell you that your Heidolph will serve you for years if you treat it well. It' ... |
21-1-2022 at 05:18
by: Antigua |
Edwards Speedivac pump
Thanks, I updated the inlet somewhat. The jubilee clip on the rubber is really tense and I don't thi ... |
29-12-2021 at 08:22
by: Antigua |
Edwards Speedivac pump
So I noticed another type of noise that could happen because the belt was too tense. I loosened it u ... |
28-12-2021 at 06:32
by: Antigua |
Edwards Speedivac pump
I took the entire gas ballast apart and put it back together, when turned out the pump didn't seem t ... |
27-12-2021 at 05:40
by: Antigua |
Edwards Speedivac pump
I feel pretty dumb now!
I was able to get the gas ballast assembly out, but I have no clue where th ... |
27-12-2021 at 04:32
by: Antigua |
Edwards Speedivac pump
Thanks for the suggestions!
I'm not sure if it could be related to the flapper valve, because IIRC ... |
27-12-2021 at 02:24
by: Antigua |
Edwards Speedivac pump
Do you mean the shaft seal? Like here: https://www.youtube.com/watch?v=jidG7yJDaVg?
I wasn't able t ... |
26-12-2021 at 03:05
by: Antigua |
Edwards Speedivac pump
Hi!
I have an Edwards ED75 double stage rotary vane pump that I've been using for vacuum distillati ... |
25-12-2021 at 09:31
by: Antigua |
Alibaba
Your thinking is very idealistic. Nothing changed, all the suppliers keep selling these barely legal ... |
11-10-2021 at 04:28
by: Antigua |
Sale of chemical reagents
Reminding that 2,4-dinitrophenol is deadly if used as what it's infamous for (J Med Toxicol. 7 (3): ... |
20-9-2021 at 04:26
by: Antigua |
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