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Sulfuric acid purification problems
[rquote=688604&tid=159968&author=Sir_Gawain]Distilling sulfuric acid is not something I feel ... |
25-1-2024 at 23:34
by: ave369 |
Mystery oxidizer labeled as KNO3
The mystery remains... |
29-3-2023 at 11:44
by: ave369 |
Homemade and Repurposed Lab Gear
Today I've made a Bunsen burner. I bought a cheap Chinese made propane-butane burner for camping sto ... |
27-3-2023 at 10:38
by: ave369 |
Mystery oxidizer labeled as KNO3
You did mention is dissolves a little bit when water is heated to boiling temp. Why not try reaction ... |
27-3-2023 at 00:08
by: ave369 |
Mystery oxidizer labeled as KNO3
Sounds like a pretty good idea to me. If it's an oxidizer, try various reducing agents at various pH ... |
25-3-2023 at 13:19
by: ave369 |
Mystery oxidizer labeled as KNO3
What about the rerun of the MnO2 test with proper timing? The fact that the distillate was confirmed ... |
25-3-2023 at 10:40
by: ave369 |
Mystery oxidizer labeled as KNO3
It was I who mentioned pH 4, in a wholly different context. |
24-3-2023 at 22:14
by: ave369 |
Mystery oxidizer labeled as KNO3
Keep it for two or three minutes to perform the test properly. |
24-3-2023 at 10:26
by: ave369 |
Mystery oxidizer labeled as KNO3
[rquote=682653&tid=159438&author=Gammatron]Unfortunately I don't have any nickel or silver c ... |
24-3-2023 at 08:16
by: ave369 |
Mystery oxidizer labeled as KNO3
[rquote=682633&tid=159438&author=Gammatron]ave369, I didn't see your comment about the MnO2 ... |
24-3-2023 at 00:11
by: ave369 |
Mystery oxidizer labeled as KNO3
You can use it to make SO3/oleum. IIRC, you add concentrated sulfuric to it and heat as much as you ... |
23-3-2023 at 15:53
by: ave369 |
Mystery oxidizer labeled as KNO3
There is a way to determine if it's K2S2O8. Make a wet slush of it and MnO2, and heat to 80-90 C. Th ... |
23-3-2023 at 15:37
by: ave369 |
Failed distillation of HNO3 from KNO3 ??
I think yes. |
23-3-2023 at 12:33
by: ave369 |
Failed distillation of HNO3 from KNO3 ??
I guess this significantly narrows down the search. Not all flash powders give very loud report on s ... |
23-3-2023 at 12:24
by: ave369 |
Failed distillation of HNO3 from KNO3 ??
Definitely not KNO3. I swear, if it's KNO3 then I'm a Chinese pilot. KNO3 forms distinctive long nee ... |
23-3-2023 at 10:43
by: ave369 |
Failed distillation of HNO3 from KNO3 ??
Your KNO3 is obviously not KNO3. The question is, what it is actually. It is not NH4NO3, it is not K ... |
23-3-2023 at 07:44
by: ave369 |
Failed distillation of HNO3 from KNO3 ??
So it was KClO4 actually. This is an even more fabulous mixup than I thought.
[rquote=682588& ... |
22-3-2023 at 22:26
by: ave369 |
Failed distillation of HNO3 from KNO3 ??
Well, if my guess is correct, there could be some H2SO4 oxidizing the ammonium and getting reduced, ... |
22-3-2023 at 13:41
by: ave369 |
Failed distillation of HNO3 from KNO3 ??
What's the source of your KNO3? Are you sure it's KNO3 and not, for example, NH4NO3? NH4NO3 can deco ... |
22-3-2023 at 12:50
by: ave369 |
Aluminium and NaOH: what's the gray stuff?
It was wire, cut into short pieces. |
21-3-2023 at 21:53
by: ave369 |
EU illegal chemicals -> useful legal ones?
[rquote=682478&tid=159395&author=blogfast25]
In the UK/EU battery acid is now also restrict ... |
21-3-2023 at 09:27
by: ave369 |
Aluminium and NaOH: what's the gray stuff?
Today I was experimenting with a hydrogen flame torch, and made hydrogen by reacting aluminium and s ... |
21-3-2023 at 09:25
by: ave369 |
EU illegal chemicals -> useful legal ones?
If you want sulfuric acid, just boil the Bat. Buy dilute sulfuric acid (such as battery acid, hence ... |
19-3-2023 at 05:40
by: ave369 |
sodium nitrate from suspicious CAN cold packs trouble
Ca(OH)2 is not insoluble, it is somewhat soluble (~2 gram per liter) in water. |
21-2-2023 at 11:52
by: ave369 |
What is this acid? Can I use a substitute?
A substitute for what? It won't work as a substitute for any specific acid such as sulfuric. However ... |
8-2-2023 at 00:17
by: ave369 |
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