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Anyone tried DCVC (Dry Column Vacuum Chromatography)
I found this [b]Dry Column Vacuum Chromatography[/b] demonstration and it seems very straighforward. ... |
21-10-2022 at 01:54
by: Mateo_swe |
24/29 or 24/40
In the past it was like this.
If you are located on Europe use 24/29, if in US use 24/40.
It might ... |
21-10-2022 at 01:37
by: Mateo_swe |
Recommendations for Geiger Counter or Scintillation Detector
I have a GMC-500 and its a really nice unit with wifi, USB and logging features.
But it does only d ... |
20-10-2022 at 01:16
by: Mateo_swe |
Benzene synthesis
The sodium benzoate and NaOH method works very good and is the only method i have tried.
For me its ... |
17-10-2022 at 02:11
by: Mateo_swe |
How toxic are Beryllium compounds really ?
Beryllium (or maybe beryllium salts) is in the tip of some magnetrons from microwaves, where the mic ... |
16-10-2022 at 11:08
by: Mateo_swe |
Don't ballmill magnesium.
Wouldnt an oxygen free environment be the best for preventing an explosion?
It wouldnt be the easie ... |
16-10-2022 at 10:13
by: Mateo_swe |
REAGENTS I HAVE MUCH MORE THAN I NEED.
The metallic mercury, how much do you have and what quality? |
16-10-2022 at 10:01
by: Mateo_swe |
Successful Chloroform Synthesis
See this reference, it contains relevant info in note1 & 2.
[url=http://www.orgsyn.org/Conten ... |
14-10-2022 at 05:53
by: Mateo_swe |
Concentrated NaClO sol. from Ca(ClO)2
Thanks for that, it contains relevant info.
[url=http://www.orgsyn.org/Content/pdfs/procedures/CV ... |
14-10-2022 at 05:41
by: Mateo_swe |
My new blasting machine 2
That is probably a good idea to try.
Those flash caps in one-time cameras are pretty powerful, i ha ... |
14-10-2022 at 05:15
by: Mateo_swe |
Swede blow out his apartment with TATP
[rquote=677516&tid=158967&author=Tsjerk][rquote=677501&tid=158967&author=Mateo_swe]3 ... |
14-10-2022 at 04:48
by: Mateo_swe |
Successful Chloroform Synthesis
Maybe its better to use Sodium hypochlorite (bleach in the stores) then.
Sad that Ca hypochlorite c ... |
14-10-2022 at 01:57
by: Mateo_swe |
Successful Chloroform Synthesis
Maybe mix calcium hypochlorite and water, chill, add acetone and when reaction seem complete as temp ... |
13-10-2022 at 02:56
by: Mateo_swe |
Purifying NaOH from drain opener
Maybe it would be easier to ask some friend send you some drain cleaning product with 100% NaOH.
If ... |
13-10-2022 at 02:07
by: Mateo_swe |
Learn using TLC for analysis
I have ordered TLC plates, two 270nm UVC diodes with a power supply (to build a TLC UV visualizer de ... |
12-10-2022 at 12:21
by: Mateo_swe |
Balance repair
I would leave the mecanical stuff (it probably works ok) and focus on the electronics.
Check for po ... |
12-10-2022 at 12:11
by: Mateo_swe |
Swede blow out his apartment with TATP
3kg of TATP isnt a typical hobby chemist playing around with making some explosives for fun.
I wond ... |
11-10-2022 at 04:48
by: Mateo_swe |
Learn using TLC for analysis
Hmm, i think i have to pay up for some at least decent plates as i really would like to learn TLC an ... |
11-10-2022 at 04:15
by: Mateo_swe |
Learn using TLC for analysis
I see the glass TLC plates on Ebay are expensive, very expensive if its a known good brand.
400Euro ... |
10-10-2022 at 01:58
by: Mateo_swe |
Substitute for gasoline with vegetable oil, turpentine and ethanol?
Maybe he can get if for free at work or something.
But i still think it would be hard to find or ma ... |
6-10-2022 at 07:10
by: Mateo_swe |
Cheap DIY TLC lamp
I ordered 2 pcs of UV-C 270nm 1W LEDs and a DC-DC converter max 300ma from the same EBAY seller as D ... |
6-10-2022 at 06:52
by: Mateo_swe |
Learn using TLC for analysis
OK, thanks for all info.
Ill check out The Home Scientist on YT and the TLC videos.
So, F254 p ... |
6-10-2022 at 05:58
by: Mateo_swe |
On The Synthesis of Nicotine
The extraction from tobacco must be much more economic.
For example, the pure nicotine used in co ... |
5-10-2022 at 15:49
by: Mateo_swe |
Best way to measure a milliliter?
If you know what your liquid is and if its pure, use density value, a good jewelers scale and math t ... |
5-10-2022 at 15:34
by: Mateo_swe |
Drying Crystals without oven
You need a desiccator (or a DIY replacement) and a drying agent like anhydrous Epsom salt or NaSO4.
... |
5-10-2022 at 15:26
by: Mateo_swe |
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