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Aluminum oxide (sapphire) glassware?
Sapphire is a sort of superglass by those properties. It lacks some thermal stress for quartz, but a ... |
18-10-2020 at 10:27
by: Fyndium |
If earth's resources were differently divided?
Well the market dynamics are a matter of themselves. I would not like to have my gold investments pl ... |
18-10-2020 at 05:43
by: Fyndium |
Aluminum oxide (sapphire) glassware?
The Czo process is probably the most developed special single crystal manufacturing line so far.
... |
18-10-2020 at 00:59
by: Fyndium |
If earth's resources were differently divided?
Rarity is indeed a relative term, but the concept here was just that there would be literally veins ... |
18-10-2020 at 00:46
by: Fyndium |
Lethal dose of mercuric nitrate
Who absolute madman figured out to use mercury nitrate for fur treatment? That is like, eh, using pl ... |
18-10-2020 at 00:40
by: Fyndium |
If earth's resources were differently divided?
I have always wondered, how different our world would be if earth's crust were enriched of all kinds ... |
17-10-2020 at 10:47
by: Fyndium |
Aluminum oxide (sapphire) glassware?
200-500$/kg. So 500k$ for a ton of single crystal, I suppose?
Since it's mass produced, the price ... |
17-10-2020 at 10:40
by: Fyndium |
Lethal dose of mercuric nitrate
The consensus is to leave the sediments undisturbed. Hence there is dredging bans in very many areas ... |
17-10-2020 at 09:34
by: Fyndium |
Lethal dose of mercuric nitrate
I would hesitate to work with mercury at my home lab. Every single step should be accredited to prev ... |
17-10-2020 at 08:43
by: Fyndium |
Cleaning glassware and other equipment
[rquote=643049&tid=24207&author=monolithic]For anyone who cares, I found that Oxiclean (sodi ... |
17-10-2020 at 07:50
by: Fyndium |
Everyone's selling water (hydrates)
I can't say I just realized it, but I noticed that when I bought washing soda, thinking it was bette ... |
17-10-2020 at 00:49
by: Fyndium |
toluene --> benzaldehyde
Persulfate is used in many oxidations for BzH. What is the mechanism in this reaction and could it b ... |
16-10-2020 at 15:13
by: Fyndium |
How to seal a threaded stainless steel retort ?
Carbon powder, mixed with sodium silicate might work. It clogs the threads by two different material ... |
16-10-2020 at 12:44
by: Fyndium |
Aluminum oxide (sapphire) glassware?
You can't deny it wouldn't be fancy to distill lead and other metals in flask. |
16-10-2020 at 12:36
by: Fyndium |
Drying Chems without desiccator
I thought how could I heat a desiccator bag setup.
I took the infamous blue coffin of the deschem ... |
16-10-2020 at 12:33
by: Fyndium |
Aluminum oxide (sapphire) glassware?
Oh well.. So why are there no ALON glassware yet?  |
16-10-2020 at 07:57
by: Fyndium |
Oil lock up of rotary vane vacuum pumps
I had a similar problem with my pump. It jammed at certain position, and sometimes little tapping or ... |
16-10-2020 at 07:55
by: Fyndium |
Soxhlet uses for extracting compounds?
Basically something alongside a situation where there is a compound that has very low (0.1-1g/100mL) ... |
16-10-2020 at 07:52
by: Fyndium |
For those distilling at home, how do you feed water into your condenser?
[rquote=645977&tid=156259&author=draculic acid69]Here's a question; how many of us have thou ... |
16-10-2020 at 07:46
by: Fyndium |
Synthesis of Sodium Perborate
Developments for the process:
The solution containing the percarbonate detergent must not be agit ... |
16-10-2020 at 03:45
by: Fyndium |
benzaldehyde adduct questions...
Unless the adduct dissolves in your solvent, it should work well. Different aldehydes are likely too ... |
16-10-2020 at 01:29
by: Fyndium |
Aluminum oxide (sapphire) glassware?
That's why I wonder, if there were uses for any high end industry for sapphire glass equipment, woul ... |
15-10-2020 at 09:32
by: Fyndium |
Aluminum oxide (sapphire) glassware?
Phone screen protectors and other stuff is made from sapphire glass which seems to be superior in ev ... |
15-10-2020 at 09:19
by: Fyndium |
Synthesis of Sodium Perborate
I prepared sodium perborate from sodium percarbonate detergent with success. I dissolved borax in ho ... |
14-10-2020 at 12:12
by: Fyndium |
Knock out hazards 2.0
I thought very long ago how one could make an ex tempore setup for working with extremely toxic stuf ... |
14-10-2020 at 10:18
by: Fyndium |
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