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West Australians?
I used to live in Perth, grew up there, but I’m based in the UK now though. Greetings my fellow sa ...
29-6-2018 at 10:43
by: LearnedAmateur
Retort vs distiling flask (vertical neck w/y downward angled side arm) - differences?
There are still heads/thermometer adapters that do the same thing, with three joints (one for a cond ...
15-6-2018 at 04:30
by: LearnedAmateur
Bad days in the lab or with glassware?
Who needs to use their brains and undo the right clamp anyway?
12-6-2018 at 10:23
by: LearnedAmateur
Cleaning H2SO4 with H2O2
[rquote=521074&tid=83659&author=aga]
The "acid-to-water" myth doesn't apply in my experienc ...
10-6-2018 at 02:08
by: LearnedAmateur
Boiling Point Determination - Old school way
Because you can easily overshoot the mark and get a funny reading with a flame burning at 1000C+, pl ...
6-6-2018 at 10:28
by: LearnedAmateur
EPP 15% Sulphuric acid !
[rquote=520657&tid=83377&author=Herr Haber][rquote=520401&tid=83377&author=karlos³] ...
6-6-2018 at 08:47
by: LearnedAmateur
Boiling Point Determination - Old school way
Can always make a makeshift Thiele tube using a test/boiling tube with a holed bung, and the sample ...
6-6-2018 at 08:37
by: LearnedAmateur
Series of ETN nitration problems
Would it be possible to throw in some sodium carbonate for a metathesis reaction? Calcium carbonate ...
1-6-2018 at 09:15
by: LearnedAmateur
EPP 15% Sulphuric acid !
Thanks for the heads up, I’m ordering myself another two litres of drain cleaner as we speak. It ...
1-6-2018 at 06:00
by: LearnedAmateur
lightning storms
We had some good lightning over the past few days here to be fair, especially on Sunday evening and ...
1-6-2018 at 01:22
by: LearnedAmateur
how much of a history does glassware keep?
I mean I’d buy some if I’d use it for multiple things, but I very rarely order reagents which wo ...
31-5-2018 at 10:21
by: LearnedAmateur
how much of a history does glassware keep?
[rquote=519466&tid=83053&author=unionised]
It's quicker if you rinse stuff with sulphuric a ...
31-5-2018 at 08:49
by: LearnedAmateur
Synthesis of Isobutyl Nitrite (88.2% Yield) from Isobutyl Alcohol and Nitrous Acid formed in Situte
[rquote=519491&tid=83333&author=VSEPR_VOID]Well you can use isopropyl nitrite is hydrolyzes ...
29-5-2018 at 13:31
by: LearnedAmateur
Optimum indicator concentration?
At school our phenolphthalein was always 1% w/v in ethanol, prepped on site. Not sure on the methyl ...
26-5-2018 at 13:49
by: LearnedAmateur
Borosilitate glass broke on heating
In future, I’d recommend using an RBF for strong heating. I’ve broken several top brand beakers ...
25-5-2018 at 11:07
by: LearnedAmateur
Storage of liquid chlorine
Could use Teflon spray and treat the canister appropriately so that the coating is ready to use - I ...
25-5-2018 at 11:01
by: LearnedAmateur
Storage of liquid chlorine
Oh yeah, it is dissolved in acetone or other suitable solvent and comes out of solution with reduced ...
25-5-2018 at 09:17
by: LearnedAmateur
Storage of liquid chlorine
They use inert fibres (asbestos, glass, agamassan, etc.) in acetylene tanks to stop it from explodin ...
25-5-2018 at 07:37
by: LearnedAmateur
Help coding insecticide synth in video game.
[rquote=519156&tid=83157&author=CuReUS]
[rquote=519130&tid=83157&author=EPDGaffney] ...
24-5-2018 at 22:03
by: LearnedAmateur
Removal of Na2SO4 from Mg(OH)2
I’ve always thought an easy to make one would be from an old bike, change the pedals to handles or ...
23-5-2018 at 06:11
by: LearnedAmateur
Competition: Idoform (or iodoform even)
Well mine are still filtering despite being left overnight, looks like I won’t be sharing any cont ...
21-5-2018 at 21:54
by: LearnedAmateur
Competition: Idoform (or iodoform even)
I’ll try with isopropanol, apparently ethanol is at 78g/L and acetone with 120g/L @RT so I’m est ...
21-5-2018 at 14:03
by: LearnedAmateur
Competition: Idoform (or iodoform even)
Well I’ve added some more reagents to bulk up the iodoform, just eyeballed until the iodine stoppe ...
21-5-2018 at 13:53
by: LearnedAmateur
Competition: Idoform (or iodoform even)
Ugh, but that’s effort. Nah, I won’t take the ‘prize’ because it’s quite easy to make, jus ...
21-5-2018 at 13:39
by: LearnedAmateur
Micro scale prep
0.01* moles is prepared from the following:
2.5g iodine
0.4g NaOH
0.6g isopropanol

2.5g iodine ...
21-5-2018 at 13:15
by: LearnedAmateur
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