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Handling of diethyl ether
When working with air free glass we use a cannula, essentially a double ended stainless steel needle ... |
1-10-2013 at 17:44
by: Ascaridole |
drying with sodium metal
According to Purification of Laboratory Chemicals Ethanol is taken from its 95% azeotrope to 99% wit ... |
1-10-2013 at 17:33
by: Ascaridole |
Latest chemical order?
2.25kg KHP Analytical Grade
2.5kg of NaOH Analytical Grade
Time to make some secondary standard ... |
15-9-2013 at 23:35
by: Ascaridole |
Concentrating Nitric acid
Well if you have a ton of magnesium just reflux your 70% with magnesium shavings. You will loose som ... |
13-9-2013 at 18:16
by: Ascaridole |
Concentrating Nitric acid
The magnesium nitrate method might work industrially but on a small scale I have a feeling it's anot ... |
12-9-2013 at 18:24
by: Ascaridole |
Concentrating Nitric acid
"Barely Practical" as in on an industrial scale it would be worth all the effort to setup the all th ... |
11-9-2013 at 20:11
by: Ascaridole |
Concentrating Nitric acid
Essentially NO2 is dissolved in the solution by bubbling and ozone will react with it to form NO3. N ... |
11-9-2013 at 19:08
by: Ascaridole |
Silver Nitrate crystallization from water
The yellow isn't a bad thing, it could be lingering NO2. The concerning part is the milky white solu ... |
11-9-2013 at 16:23
by: Ascaridole |
Concentrating Nitric acid
You may want to bubble your NO2 into hydrogen peroxide, will help your yield.
As for concentrating ... |
11-9-2013 at 14:47
by: Ascaridole |
P2O5 and P4O10
Magpie, You are correct P4O10 is not watched by the DEA however shipping is a pain. The local supply ... |
11-9-2013 at 14:10
by: Ascaridole |
cualitative analitical chemistry
If memory serves me correctly methylene blue will go from blue to violet in the presence of perchlor ... |
11-9-2013 at 14:03
by: Ascaridole |
