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Report on making copper ii acetate by double displacement with OTC chemicals
I wonder how long will it take to complete the displacement reaction? There is still a significant a ... |
16-6-2020 at 09:38
by: Refinery |
Removing denaturing agents from alcohol
The car ethanol I have has an evaporation residue that is sticky, probably consisting some sort of d ... |
16-6-2020 at 08:45
by: Refinery |
Chinese rotavaps?
How does 50L flask works, how it is protected from breaking at the neck? |
16-6-2020 at 04:30
by: Refinery |
Vacuum and fractional distillation
It depends on what you're distilling. Trap can also save solvents and/or reagents from loss, and if ... |
16-6-2020 at 04:29
by: Refinery |
Vacuum and fractional distillation
https://www.ebay.com/itm/VMV-1-High-Precision-Digital-Vacuum-Gauge-for-Atmospheric-Environment-0-50- ... |
15-6-2020 at 23:12
by: Refinery |
Nitrate salt sources
If you buy calcium nitrate separately and add it to that mess, it would precipitate any sulfates out ... |
15-6-2020 at 22:48
by: Refinery |
Chinese rotavaps?
This might be an awkward question, but is rotavap superior for distillations compared to ordinary, b ... |
15-6-2020 at 11:18
by: Refinery |
Chinese rotavaps?
Considering your points and that they seem to be well available sub $ 1k, I'd put my bet on them ove ... |
15-6-2020 at 08:17
by: Refinery |
Copper hydroxide safety?
I would also suggest limiting contamination to a minimum by carefully planning the process step by s ... |
15-6-2020 at 06:47
by: Refinery |
Crystals at bottom of ammonia?
It would be impossible to determine without testing, but ammonia could react with stuff in water tha ... |
15-6-2020 at 04:23
by: Refinery |
Copper hydroxide safety?
[quote]
INHALED
! The material is not thought to produce respiratory irritation (as classified usi ... |
15-6-2020 at 04:20
by: Refinery |
What is the cost to set up a lab or lab-like area?
I can totally agree with unsophistication. When younger, I just used to skip boring or "unnecessary" ... |
15-6-2020 at 04:07
by: Refinery |
Acetic anhydride preparation
On the ketene lamp concept, could ketene be formed by just distilling acetone trough SS tube that is ... |
14-6-2020 at 11:34
by: Refinery |
Most toxic compound OTC?
Ketene could be actually easier to synthesize than cyanide salts. The process itself appears to be p ... |
14-6-2020 at 11:27
by: Refinery |
What is the cost to set up a lab or lab-like area?
I purchased a stirplate that is decently good for it's price and being non-lab grade.
It was well ... |
14-6-2020 at 10:57
by: Refinery |
Buy chemicals and equipments online will customs confiscate?
The laser device ban comes from EU afaik, apart from local law. Where I live, it is the same thing, ... |
14-6-2020 at 07:22
by: Refinery |
Chinese rotavaps?
I checked on ebay that Chinese sell rotavaps at base cost of 1k$ from 1 to 5 liters, the 5L model co ... |
14-6-2020 at 06:40
by: Refinery |
Grey colour when making lead acetate
The lead apparently contains additives. |
14-6-2020 at 06:15
by: Refinery |
Distillation of solvents
I was just thinking the same about ethanol.
I can get 95% ethanol otc for cheap, but it contains ... |
14-6-2020 at 06:10
by: Refinery |
What is the cost to set up a lab or lab-like area?
There is no upper limit to cost, but there is certainly a lower limit.
Whatever you can make your ... |
14-6-2020 at 05:36
by: Refinery |
How the L pills in WWII era were made?
That's a good point, now that you say it. I wonder how it'd feel to pour a liquid in your mouth that ... |
14-6-2020 at 05:30
by: Refinery |
Sep funnels and vacuum?
It's like this. With ground joint and vacuum connector. |
14-6-2020 at 05:28
by: Refinery |
Thermometer and distillation
Indeed, if I were to do a separation distillation, I would use column, slower speed and even apply r ... |
13-6-2020 at 12:59
by: Refinery |
Sep funnels and vacuum?
I presume that safety margin requires that sintered glass filtering funnels can generate up to about ... |
13-6-2020 at 12:57
by: Refinery |
How the L pills in WWII era were made?
[rquote=638246&tid=155576&author=karlos³]We had one of ours(i.e. clandestine chemists) carr ... |
13-6-2020 at 12:12
by: Refinery |
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