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latest glassware purchase
[rquote=654712&tid=71645&author=Fery]long powerful condensers (the shorter one has 40 cm lon ...
22-2-2021 at 21:48
by: Fyndium
Joining metal vessels to ground glass?
I was thinking something more like this.

Those stirrer adapters would only work the other way, by ...
22-2-2021 at 06:51
by: Fyndium
Joining metal vessels to ground glass?
Only reasonable joint I could come up with is an adapter turned from PTFE having a tapered inner sur ...
22-2-2021 at 06:11
by: Fyndium
"Quick and dirty" seals, connectors, plugs?
Stuff that reacts or is rated as incompatible with the material it gets exposed to, usually withstan ...
21-2-2021 at 09:38
by: Fyndium
What is this urea stuff I found
Urea?

- Hydrazine
- Urea nitrate
- Cyanide salts
- Urea hydrogen peroxide adduct
- Ammonia ge ...
20-2-2021 at 14:54
by: Fyndium
Acquisition and use of non-lab molecular sieves for solvent drying
Absolutely, just wanted to note that single use MgSO4 and CaO can be very cheap, from 0.5€/kg so r ...
20-2-2021 at 10:55
by: Fyndium
The lead salts preparation thread!
That's quite true. I wonder how the conversion can be confirmed? Also, if the mix is very impure, it ...
20-2-2021 at 08:43
by: Fyndium
The lead salts preparation thread!
I have a few kg of lead sulfate crap from a battery. Was wondering if I could convert it into plumbi ...
20-2-2021 at 04:46
by: Fyndium
Sulphuric acid
Use ebulliator and air pump. Any glass tube can be drawn into one with hand torch.

Any chips so f ...
20-2-2021 at 03:46
by: Fyndium
Acquisition and use of non-lab molecular sieves for solvent drying
Apparently MgSO4 will make EtOH quite dry and final drying can be done with CaO.
20-2-2021 at 03:43
by: Fyndium
Distillation of Flammable substances with an open flame
The color temperature chart.
19-2-2021 at 02:28
by: Fyndium
What is white spirit?
These products always have the cheapest ingredients suitable for the job, meaning it's just straight ...
18-2-2021 at 01:58
by: Fyndium
Distillation of Flammable substances with an open flame
Then yet to find an oil that withstands 400C. ;)

Issue with buying lab hotplate stirrers and mant ...
18-2-2021 at 01:49
by: Fyndium
Distillation of Flammable substances with an open flame
Get a pot, fill it with CaCl2:water about 50-70:balance ratio w/w so you can get it up to 140-150C w ...
17-2-2021 at 12:39
by: Fyndium
Vacuum glass implosion?
I came up with this video when googling about the subject.

https://www.youtube.com/watch?v=c4VdSu ...
17-2-2021 at 10:54
by: Fyndium
THIS WILL BE ILLEGAL IN FEBURARY 2021 (EU)
Same here, but once it hits the prosecutor's table, the stuff is returned at once. Got experience on ...
17-2-2021 at 09:46
by: Fyndium
Sand baths
[rquote=655155&tid=19089&author=Sulaiman]
To distill concentrated sulphuric acid I recently ...
17-2-2021 at 08:47
by: Fyndium
What is white spirit?
Does this product have any use in organic chemistry? It sounds like it might share some properties w ...
17-2-2021 at 08:38
by: Fyndium
Heating mantle oopsie
My mantle states HHH when the probe is not plugged in. When it is, it states the current temperature ...
17-2-2021 at 00:47
by: Fyndium
RBF heating blocks for hot plates
I've read glass cracking issue from multiple sources regarding aluminum heating blocks. Since therma ...
17-2-2021 at 00:42
by: Fyndium
Bad days in the lab or with glassware?
I thought I figured out a good way to store my ebulliator tube by placing it in a plastic pipe with ...
16-2-2021 at 21:51
by: Fyndium
Synthesis of Diethyl Ether
Apparently sodium bisulfate would be the most otc straightforward method for ether if it works as de ...
16-2-2021 at 21:41
by: Fyndium
THIS WILL BE ILLEGAL IN FEBURARY 2021 (EU)
There are lots of stuff that would prove very nasty when got onto skin, but I find it surprising how ...
16-2-2021 at 11:18
by: Fyndium
what do you use to store iodine/bromine
I have a bottle of iodine that's over 10 years old, opened a couple of times and haven't ever notice ...
16-2-2021 at 11:14
by: Fyndium
THIS WILL BE ILLEGAL IN FEBURARY 2021 (EU)
[rquote=655100&tid=156904&author=nimgoldman]The problem is you have to provide reason for wh ...
16-2-2021 at 09:08
by: Fyndium
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