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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 |
Sand baths
Sand, dehydrated gypsum or even ceramic tiles are such good insulators they will burn even thicker g ... |
16-2-2021 at 08:42
by: Fyndium |
Solubility in two immiscible solvents?
A synthesis calls for extraction of reactant with solvent in a similar situation, where two water mi ... |
16-2-2021 at 06:06
by: Fyndium |
Sand baths
Looks like sand bath is the best and only suitable heating method for delrin pyrolysis which has upp ... |
16-2-2021 at 05:38
by: Fyndium |
1000%+ of expected yield of cobalt from lithium ion batteries. Why?
FYI, you uploaded a 16k picture. A more proper size could be 800x600pix. |
15-2-2021 at 15:38
by: Fyndium |
Homemade and Repurposed Lab Gear
My aerator looks like following. I turned a new adapter and crimped a stainless steel tubing to the ... |
15-2-2021 at 13:03
by: Fyndium |
THIS WILL BE ILLEGAL IN FEBURARY 2021 (EU)
By the law they shouldn't be supplied to public, and they shouldn't be stored so they are accessible ... |
15-2-2021 at 13:00
by: Fyndium |
MEK & substitute at big box stores & online - be careful what you order
Ethyl acetate is quite available, but it is never sold as pure form, but you'll have to look through ... |
15-2-2021 at 12:52
by: Fyndium |
Mark Robers Secret Devil's Toothpaste Recipe Revealed
[rquote=654286&tid=156961&author=EliasExperiments]Fyndium: This is not from my parents I bou ... |
15-2-2021 at 09:47
by: Fyndium |
Removing acetone from chloroform
Crystallization seems to be the most common happy accident with all kinds of solutions. Happened to ... |
15-2-2021 at 08:59
by: Fyndium |
Removing acetone from chloroform
You know where that leads... Eventually you've got dozens of bottles that have colorful labels texte ... |
15-2-2021 at 08:04
by: Fyndium |
Uses of potassium metabisulfite
Bisulfite is used commonly to purify high value aldehydes and ketones through adduct formation. The ... |
15-2-2021 at 06:13
by: Fyndium |
Caution when bottling aerosol contents
I bottled it somewhat cold, so when it warmed to room temp, the presumed butane would likely have be ... |
15-2-2021 at 04:40
by: Fyndium |
Caution when bottling aerosol contents
MSDS lists 10-20% of butane and 5-10% of propane, so there certainly was some, but likely most of it ... |
15-2-2021 at 00:22
by: Fyndium |
Removing acetone from chloroform
[rquote=655012&tid=157050&author=SuperOxide]Yeah, I know it's probably just a little bit in ... |
15-2-2021 at 00:09
by: Fyndium |
Synthesis of Diethyl Ether
Why alumina catalyzed dehydration is not discussed anymore in here? It sounds like a perfect solutio ... |
15-2-2021 at 00:05
by: Fyndium |
Removing acetone from chloroform
The solubility of 10g/L is not too great to be of concern for removing acetone traces. Unless aceton ... |
14-2-2021 at 14:24
by: Fyndium |
MEK & substitute at big box stores & online - be careful what you order
They don't even sell stuff in pure form in Europe, except for some stuff like acetone and xylene, al ... |
14-2-2021 at 13:11
by: Fyndium |
CaCl2 trap on vacuum pump?
As for any question, the best answer is to try it out, and I shall when I vacuum distill stuff next ... |
14-2-2021 at 10:11
by: Fyndium |
CaCl2 trap on vacuum pump?
Can CaCl2 trap be used after/before cold trap to prevent water entering the vacuum pump? |
14-2-2021 at 02:42
by: Fyndium |
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