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98,7% HNO3 without vacuum distillation
Yes they both can be dehydrated in a conventional oven simply. I'm not sure of the temps and du ... |
10-9-2005 at 07:54
by: ADP |
98,7% HNO3 without vacuum distillation
I have some strontium nitrate which I am soon to employ in making nitric acid. I plan on mixing it w ... |
7-9-2005 at 17:46
by: ADP |
(HPO3)n Dehydrating agent (polyphosphoric or metaphosphoric acid)
In my Chemistry textbook entitled: Chemistry by Steven S. Zumdahl, It states: [quote]Phosphoric acid ... |
6-9-2005 at 13:59
by: ADP |
(HPO3)n Dehydrating agent (polyphosphoric or metaphosphoric acid)
True, after reading some, in this case yes it is nessecary to heat to 215dC but at some point, H3PO4 ... |
5-9-2005 at 19:23
by: ADP |
(HPO3)n Dehydrating agent (polyphosphoric or metaphosphoric acid)
About the preparation of pyrophosphoric acid:
If one obtains 85% H3PO4 and dehydrates by boiling, w ... |
5-9-2005 at 16:46
by: ADP |
oleum & SO3
Thats a good info, GC, thanks for the experiment. I guess one has to put a lot of effort into the HP ... |
5-9-2005 at 16:37
by: ADP |
oleum & SO3
Thats great news to hear. I as well will try with a little experimentation and come back with result ... |
29-8-2005 at 06:41
by: ADP |
oleum & SO3
I didn't think that pyrosulfate decompostition temp was that high. If it is higher than around ... |
28-8-2005 at 06:13
by: ADP |
oleum & SO3
Well if it is a temperature thing, I'm curious at what temperature Na2S2O7 will decompose. I� ... |
27-8-2005 at 10:39
by: ADP |
oleum & SO3
I got aquired some sodium bisulfate today and did a test tube experiment to see how a torch effected ... |
25-8-2005 at 17:49
by: ADP |
oleum & SO3
Sorry for the double post but I was curious about a method for making SO3 involving NaHSO4. If heate ... |
23-8-2005 at 19:10
by: ADP |
oleum & SO3
Interesting, thank you for the information, I would assume ammonium persulfate follows the same reac ... |
23-8-2005 at 17:05
by: ADP |
Got my first lab setup today!
ebay has some super cheap new glassware. It's uber nice. thats where i got my vacuum distillati ... |
20-8-2005 at 16:56
by: ADP |
Weird EtOH distillation
Could one perhaps add lots of anhydrous magnesium sulfate to absorb. |
20-8-2005 at 16:47
by: ADP |
oleum & SO3
I have read that sodium persulfate decomposes in alcohol. What does it decompose into? |
20-8-2005 at 15:56
by: ADP |
oleum & SO3
Does anyone know the decompostion temp of sodium bisulfate? I know it's melting point is 58dC. ... |
17-8-2005 at 14:22
by: ADP |
oleum & SO3
Here is a very nice link. I still plan on using sodium bisulfate to attempt to produce SO3 via pyros ... |
17-8-2005 at 12:49
by: ADP |
Bromine Source and Synthesis
Wa gwan thanks for the info I should have thought of that. |
14-7-2005 at 10:30
by: ADP |
Bromine Source and Synthesis
If that is the case, is there a more desirable way to produce HBr gas without the contamination of f ... |
13-7-2005 at 19:55
by: ADP |
Bromine Source and Synthesis
In to route to hydrogen bromide gas the reaction occurs in the following way:
NaBr + H2SO4 --> ... |
13-7-2005 at 19:04
by: ADP |
High vacuum CHEAP and dirty!
Reread the thread, thanks for the help. I think I'll experiment with the hydroaspirator and exa ... |
23-6-2005 at 15:20
by: ADP |
distillation practice
Bear, very nice, how powerful was the vacuum in this procedure and what kind? |
23-6-2005 at 15:00
by: ADP |
High vacuum CHEAP and dirty!
The only downside to a little hydroaspirator for vacuum distillation is the vacuum is pretty weak. I ... |
20-6-2005 at 03:59
by: ADP |
cleaning sulfuric acid
Hmm I wonder what H2SO5 + KNO3 would yield. Or if the H2SO5 would just decomp and make Nitric acid a ... |
15-6-2005 at 10:01
by: ADP |
cleaning sulfuric acid
I tryed the same thing this afternoon. I started with a test tube of 10mL of acid. I then proceded t ... |
14-6-2005 at 16:15
by: ADP |
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