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MSDS are inaccurate in 30-100% of cases (study)
[rquote=647394&tid=156389&author=Fyndium]
Sometimes I also wonder if some products are inte ... |
26-10-2020 at 13:17
by: Ubya |
Should Knowledge Be Free?
[rquote=647384&tid=156384&author=symboom]I feel that paywalls slow down economic and scienti ... |
26-10-2020 at 11:22
by: Ubya |
Should Knowledge Be Free?
[rquote=647377&tid=156384&author=Fyndium]I suppose we need a database that is hosted similar ... |
26-10-2020 at 10:52
by: Ubya |
MSDS are inaccurate in 30-100% of cases (study)
Yeah i found about this the hard way. a weekend project turned to be a 2 years one, i just wanted to ... |
26-10-2020 at 10:45
by: Ubya |
Should Knowledge Be Free?
I hate paywalls, Sci-Hub is my best friend, even most of my uni professors use it when the chemistry ... |
26-10-2020 at 10:23
by: Ubya |
Grow plants in a test tube (tissue culture)
tissue cultures is something i had in my projects pipeline for a while. As the others already said, ... |
25-10-2020 at 11:39
by: Ubya |
Amateur chemistry from both sides of the table
[quote]
Possible having limit in storage of hazardous substances depending on insurance/ the lic ... |
22-10-2020 at 12:34
by: Ubya |
Amateur chemistry from both sides of the table
[rquote=647109&tid=156366&author=teodor][rquote=647066&tid=156366&author=chemist1243 ... |
22-10-2020 at 09:07
by: Ubya |
Amateur chemistry from both sides of the table
It is true the chemistry has its dangers, especially experimental chemistry. Most people fear chemis ... |
22-10-2020 at 08:30
by: Ubya |
Making Glowing Radium Paint
maybe the particle size is smaller? with bigger particles of ZnS only the outside is in contact with ... |
17-8-2020 at 17:39
by: Ubya |
Failed steam distillation. Any ideas what went wrong?
if you are not getting enough oil to even form a layer on the water layer, try maybe using more plan ... |
17-8-2020 at 17:33
by: Ubya |
European Sulfuric Acid Ban
[rquote=640751&tid=155798&author=Tsjerk]40% of all explosives used in the EU during terroris ... |
15-7-2020 at 08:32
by: Ubya |
Graduates these days...
same here, i had chemical physics professors laugh because they didn't remember anything about organ ... |
15-7-2020 at 08:20
by: Ubya |
European Sulfuric Acid Ban
why the ban though? how many incidents caused from diy bombs happened in europe?
alcohol and tob ... |
15-7-2020 at 08:06
by: Ubya |
European Sulfuric Acid Ban
oh crap... not again
i stockpiled 5L of clean 98% sulfuric acid in the last few years fearing thi ... |
14-7-2020 at 06:36
by: Ubya |
Ways to precipitate sodium ions?
[rquote=640550&tid=155783&author=Whathappensif]
Are there micro-organisms that can work a ... |
13-7-2020 at 07:48
by: Ubya |
Ways to precipitate sodium ions?
[rquote=640544&tid=155783&author=wg48temp9][rquote=640531&tid=155783&author=Ubya]may ... |
13-7-2020 at 02:57
by: Ubya |
Ways to precipitate sodium ions?
maybe not precipitate, but you could use a cation absorbing resin to switch Na+ with H+. By later wa ... |
12-7-2020 at 23:18
by: Ubya |
Societal collapse: What do you think would be most needed?
pyrolisis of plastics to get a somewhat crude oil would probably help. im not sure if during a globa ... |
10-7-2020 at 05:56
by: Ubya |
Anhydrous oxalic acid
i found on the web that it starts subliming at 157°C, so you are probably safe with good ventilatio ... |
5-7-2020 at 18:10
by: Ubya |
DIY Centrifuge?
[rquote=639967&tid=14472&author=mayko]Another Prakash Lab invention: the HandyFuge, based on ... |
5-7-2020 at 17:57
by: Ubya |
Reducing bumping in vacuum distillation
What phenomenon this is based on?
you are introducing bubbles, other bubbles can grow fron those, ... |
5-7-2020 at 08:24
by: Ubya |
Orange-limonene reaction and sulfuric acid, color chemistry
mh i'm sorry if i'm not explaining well, i'm really not good at teaching.
yes each molecule can hav ... |
5-7-2020 at 06:33
by: Ubya |
Importing/Exporting Chemicals in the EU
also depends to who you are selling, it is different if you are selling 1ton of chemicals to a chemi ... |
4-7-2020 at 08:04
by: Ubya |
Orange-limonene reaction and sulfuric acid, color chemistry
[rquote=639793&tid=155667&author=semiconductive]@ubya
Missed this:
[quote]
limonene is no ... |
4-7-2020 at 03:05
by: Ubya |
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