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Anyone else in the US having issues finding OTC sodium bromide?
If you can get BCDMH, you can make sodium bromide or bromine.
There is a thread somewhere on here a ...
17-3-2021 at 19:47
by: macckone
Large Quartz Tubes For Cheap? - Patio Heater
The quartz used in patio heaters is usually of a 96% silica.
It is somewhere between common 3.3 bor ...
17-3-2021 at 19:22
by: macckone
Anyone else in the US having issues finding OTC sodium bromide?
It depends on the location and time of year.
People are not using outside hot tubs in the winter in ...
12-3-2021 at 13:40
by: macckone
Waste disposal men, and no, not the trash-can kind
Woelen,
As you are well aware burning chlorinated waste can produce dioxin and other PCBs.
Obvious ...
12-3-2021 at 13:32
by: macckone
Need advice from some Mad Chemist
I second automotive brake or electrical parts cleaner both are basically the same.
The brake cleane ...
12-3-2021 at 10:07
by: macckone
Hydrazine process here outdated?
The primary reason to use the ketazine modification is purity.
The primary reason to prefer the hyp ...
8-3-2021 at 09:09
by: macckone
Very pure sulfur without recrystallization
It would seem other acids like vinegar (obviously purified to remove other organics) would work.
Ci ...
5-3-2021 at 08:34
by: macckone
Hydrazine process here outdated?
one reason not use the hydrogen peroxide method is cost.
bleach is considerably cheaper.
The ketaz ...
4-3-2021 at 13:03
by: macckone
Waste disposal men, and no, not the trash-can kind
mercury in the chlor-alkali industry is recycled.
that wasn't always true but it is now.
nor was t ...
3-3-2021 at 16:57
by: macckone
Waste disposal men, and no, not the trash-can kind
Basic rule is organic wastes are burned.
You should keep chlorinated waste out of organic waste, th ...
3-3-2021 at 12:43
by: macckone
Heating mantle oopsie
Another solution than the thermowell, is making an aluminum block with a groove for the bottom of th ...
16-2-2021 at 22:52
by: macckone
Mantle weak magnet issue fix?
if the magent in the stirrer is 19.5mm then the magnet in the stir bar needs to be 19.5mm for maximu ...
16-2-2021 at 22:41
by: macckone
Primer compound alternatives
Hey Buddy,
The link you provided is going to be unusable for most people on this board.
It require ...
16-2-2021 at 15:16
by: macckone
Synthesis of Diethyl Ether
The high temperature catalytic route is usually not discussed because it is harder for the average p ...
16-2-2021 at 14:56
by: macckone
Removing acetone from chloroform
sodium metabisulfite will form an addition product with acetone.
The adduct is very soluble in wate ...
16-2-2021 at 14:23
by: macckone
magnesium aluminate refractory up to 1800C.
If you want to use clay, you can use the clay you have then add powdered mullite.
You are going to ...
28-1-2021 at 17:24
by: macckone
Maybe redundant topic, but is fire plasma ?
It is partially ionized gas, aka plasma.
It isn't pure plasma, like in a sustained electric arc.
I ...
28-1-2021 at 16:38
by: macckone
How to process very small volumes?
draculic,
If you live where drugs are decriminalized or legalized you see a lot of interesting thin ...
27-1-2021 at 02:57
by: macckone
How to clamp large flasks?
The flask itself is probably going to be fine up to at least 22L.
I lift 6 gal (about 22.7L) carboy ...
27-1-2021 at 02:51
by: macckone
What is this sludge in my perchlorate cell?
yobbo,
because the hydroxide and carbonate precipitates and CO2 is absorbed providing the 'acid'.
...
27-1-2021 at 02:31
by: macckone
Is there a route to glyoxal from oxalic acid in OTC products?
The most obvious is a strong reducing agent like lithium aluminum hydride.

Going from oxalic acid ...
27-1-2021 at 02:12
by: macckone
Homemade and Repurposed Lab Gear
I recently made a DIY overhead stirrer.
I got everything from amazon except the wall wart to power ...
26-1-2021 at 15:50
by: macckone
Urea
artemov,
Crashing out of water using alcohol as a cosolvent is useful for a number of purifications ...
26-1-2021 at 15:32
by: macckone
Klean Strip MEK discontinued?
sunnyside still makes MEK but it is not available in some states.
Toluene is restricted in mine and ...
25-1-2021 at 13:27
by: macckone
THIS WILL BE ILLEGAL IN FEBURARY 2021 (EU)
Hexamine fuel tablets are being replaced already.
Acetone - heat calcium acetate or oxidize isoprop ...
15-1-2021 at 19:27
by: macckone
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