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Hollow Glass Stopper, Hot Plate & Retort Stand Qns
[rquote=620642&tid=153126&author=artemov]...Can one of those cheap electric cooking hot plat ... |
20-8-2019 at 04:29
by: Sulaiman |
Has anyone tried the basic piranha solution?
I do not know anything about ammoniacal piranha solution, but
sodium carbonate with hydrogen peroxi ... |
19-8-2019 at 09:11
by: Sulaiman |
Dimroth for Distillation
If you buy one of these (or similar)
[file]76724[/file]
then you can use just one stand as everyt ... |
19-8-2019 at 05:57
by: Sulaiman |
water additive to stop mosquitoes
I think that adding some methanol to the water kills the larvae,
or you could use a u.v. lamp to pr ... |
18-8-2019 at 16:50
by: Sulaiman |
Hollow Glass Stopper, Hot Plate & Retort Stand Qns
No, the stopper is completely sealed |
17-8-2019 at 21:49
by: Sulaiman |
When Chemistry Goes Wrong
I do not know what was in the beaker but the incident is a reminder to
HAVE A LAB NOTEBOOK AND KEEP ... |
17-8-2019 at 21:47
by: Sulaiman |
gussing;
maybe it is to avoid people putting ferromagnetic pots that would prevent magnetic stirring ?
any ... |
14-8-2019 at 21:47
by: Sulaiman |
Renewing old burette markings
Black permanent marker pen then a scrub with a dry sponge worked for me. |
14-8-2019 at 18:02
by: Sulaiman |
Does anyone know how to use one of these?
Looks like a stainless steel sheathed probe.
Check chemical compatibility, e.g. https://www.calpa ... |
13-8-2019 at 05:05
by: Sulaiman |
Looking for Dyes
Methylene blue plus glucose (dextrose) is interesting, I had to demonstrate to all of my family - no ... |
12-8-2019 at 21:49
by: Sulaiman |
Legality of Chloroform in the UK
I bought lots of chemicals from APC Pure, fast and safe shipping but a little expensive.
Their dist ... |
11-8-2019 at 18:37
by: Sulaiman |
Does anyone know how to use one of these?
Plug in the temperature probe and put the probe in a flask of water in the mantle.
|
11-8-2019 at 06:02
by: Sulaiman |
Which one is correct?
@AJKOER
[file]76626[/file] |
9-8-2019 at 18:52
by: Sulaiman |
Legality of Chloroform in the UK
If it is not here I consider it legal for home use
https://www.gov.uk/government/publications/sup ... |
8-8-2019 at 08:11
by: Sulaiman |
Easy Reactions?
When I (re)started chemistry five years ago I bought a used 'Chemistry Set' via eBay.
A good start: ... |
5-8-2019 at 02:18
by: Sulaiman |
Easy Reactions?
Boil some red cabbage and use the filtered liquid as a pH indicator,
e.g. https://www.youtube.com/w ... |
4-8-2019 at 18:01
by: Sulaiman |
Mantle transformer question
To control the heating element you only need one of the dimmer modules.
To control the motor you ... |
3-8-2019 at 20:48
by: Sulaiman |
Heating mantle blew up WTF!!!!!
Yes |
3-8-2019 at 18:05
by: Sulaiman |
Mantle transformer question
The heater is powered by ac line voltage, not via a transformer. |
3-8-2019 at 10:09
by: Sulaiman |
Heating mantle blew up WTF!!!!!
search eBay for "4000W" or "10000W" |
3-8-2019 at 10:07
by: Sulaiman |
Mantle transformer question
The transformer is mainly to power the motor,
the heating element will be a much higher power indep ... |
3-8-2019 at 06:28
by: Sulaiman |
Mantle transformer question
About 6 VA.
See if you can find a slightly higher wattage transformer, e.g. up to 12VA, that can ... |
3-8-2019 at 03:56
by: Sulaiman |
Heating mantle blew up WTF!!!!!
380W is my diy 500ml heating mantle.
The dimmers have very fine control - as fine as I've ever need ... |
2-8-2019 at 21:24
by: Sulaiman |
Hello everyone! (Also Nitrogen Triiodide)
Welcome,
In UK the legal limit for nitrogen triiodide is 500mg - for demonstration and educational ... |
2-8-2019 at 01:26
by: Sulaiman |
Heating mantle blew up WTF!!!!!
[rquote=619426&tid=152050&author=draculic acid69]Even with a safety margin 2000w seems possi ... |
1-8-2019 at 09:41
by: Sulaiman |
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