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Preparation of ionic nitrites When using KNO3 in place of NaNO3 in the OP reaction consisting of a nitrate, a base, and starch(in ... |
4-11-2020 at 13:04 by: Fyndium |
Nitric acid It fumed pretty much as 33% HCl. I repacked some of my reagents so I handled both. The ambient temp ... |
4-11-2020 at 11:37 by: Fyndium |
Caution when bottling aerosol contents I extracted some solvent from aerosol packages due to them being cheap and easily available in neede ... |
4-11-2020 at 11:35 by: Fyndium |
Nitric acid I acquired a sample of HNO3. It is declared as azeotropic 68% and it's crystal clear. The thing is i ... |
4-11-2020 at 09:19 by: Fyndium |
Ammonium nitrate purification An example of yield for KNO3 recrystallization.
A batch of 2000g of source that contains 50% KNO3 ... |
1-11-2020 at 15:24 by: Fyndium |
Desiccator vs ambient with fan? I have recently dried crystals placed directly on top of a fine SS mesh, and below them I've placed ... |
1-11-2020 at 14:47 by: Fyndium |
Bad days in the lab or with glassware? Use calcium chloride to bring down the cooling bath to -35C or whatever your freezer goes. It's not ... |
1-11-2020 at 12:32 by: Fyndium |
Bread + ozone Ozone, UVC and others are not very good at sterilizing sub-surface contaminants. If you could first ... |
1-11-2020 at 12:25 by: Fyndium |
Bad days in the lab or with glassware? You could put neutralizing agent on bottom of the bag. It would consume the reactant gas as it was p ... |
1-11-2020 at 01:13 by: Fyndium |
[Meme]Oh so you like amateur chemistry? I wonder what are such compounds that are absolutely not doable at home/amateur settings. |
1-11-2020 at 01:11 by: Fyndium |
Quality Glassware breaking Easy by Cold Air! How to Avoid this? The temperature elevation was reported something like 2C/min for thick walled reaction flasks. I've ... |
31-10-2020 at 16:21 by: Fyndium |
Life after detonation [rquote=630962&tid=22554&author=Yamato71]...TO BE CONTINUED[/rquote]
Was this ever conclu ... |
31-10-2020 at 16:07 by: Fyndium |
Quality Glassware breaking Easy by Cold Air! How to Avoid this? The glass is fraudulent. It either isn't boro or it's not properly annealed. Good quality boro can t ... |
31-10-2020 at 15:43 by: Fyndium |
Use Borosilicate Chemical Storage Bottle with GL45 Thread as Reaction Flask? [rquote=647891&tid=156439&author=LuckyWinner]
cause the vapor needs space to go through.[/r ... |
31-10-2020 at 15:33 by: Fyndium |
Use Borosilicate Chemical Storage Bottle with GL45 Thread as Reaction Flask? I have seen them used such way in various applications, including gas washing or bubbling. |
31-10-2020 at 11:36 by: Fyndium |
Bad days in the lab or with glassware? I suggest sealing all that stuff in larg-ish ziploc bags. They are made out of polyethene or polypro ... |
31-10-2020 at 08:15 by: Fyndium |
How to cut 1oz silver bar into pieces that will fit in a test tube Never cut any precious metals with sawing or grinding tools. You will lose a huge amount, even if yo ... |
31-10-2020 at 08:11 by: Fyndium |
Hydrogen Peroxide from Sodium Percarbonate I described the process in another thread so I don't go into details here, but it is a viable method ... |
31-10-2020 at 08:02 by: Fyndium |
Ammonia from aluminium/magnesium + water? Most here probably know that the most economical way to produce ammonia is to boil hydroxide with ur ... |
31-10-2020 at 07:58 by: Fyndium |
Thermobaric Composition [rquote=645325&tid=156223&author=Tsjerk]Do you have a source for German black aluminium cont ... |
30-10-2020 at 00:49 by: Fyndium |
Easy Pt/Al2O3 catalyst for reforming? Really? Deodorant for Al2O3? No offense, but this must be the biggest reaching I've seen for a while ... |
30-10-2020 at 00:41 by: Fyndium |
Hydrogen Peroxide from Sodium Percarbonate Whatever I made, it behaved like sodium perborate. I dissolved sodium percarbonate in water and mixe ... |
29-10-2020 at 12:37 by: Fyndium |
Airport Chemical Screening They contain 0.2% or similar of nitrite, hence. Rubbing processed meat onto your hands for 8 hours a ... |
29-10-2020 at 09:41 by: Fyndium |
Lab tips & tricks [rquote=647567&tid=81777&author=TriiodideFrog]Some compounds cannot be extinguished by water ... |
28-10-2020 at 10:48 by: Fyndium |
what happened to LL? I think we should ban stupid people instead. |
28-10-2020 at 10:44 by: Fyndium |
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