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Extraction of gluconic acid from sodium gluconate
I don't mean a one-pot process. What I propose is to add saturated or near-saturated solutions of a ... |
22-12-2012 at 17:55
by: Vargouille |
Extraction of gluconic acid from sodium gluconate
You could try converting the sodium gluconate to the calcium salt, and then using aqueous sulfuric a ... |
22-12-2012 at 06:08
by: Vargouille |
The short questions thread (3)
http://pubs.acs.org/doi/abs/10.1021/ie50518a030
[quote]
It is extremely soluble in water, but on ... |
21-12-2012 at 12:01
by: Vargouille |
If it's a chemical, it must be an explosive
Yes, I'm aware. That's what he would have used for the arson. You left out the bit about it being "a ... |
21-12-2012 at 11:52
by: Vargouille |
If it's a chemical, it must be an explosive
I think the BBC was just being a bit wonky today, and didn't explain it well. The arson charge is so ... |
21-12-2012 at 08:46
by: Vargouille |
Generating HNO3 from NH4 in lab scale?
There is [url=http://www.ncbi.nlm.nih.gov/pubmed/5643062]some evidence[/url] that a Nitrobacter spec ... |
20-12-2012 at 14:59
by: Vargouille |
high pressure and heat resistance beaker
I'll quote directly from Organometallic Syntheses, Volume I:
[quote][i]Autoclaves[/i] made of sta ... |
20-12-2012 at 14:46
by: Vargouille |
Generating HNO3 from NH4 in lab scale?
Ammonium acetate might be your best bet. Ammonia and acetic acid have the same value for K[sub]b[/su ... |
20-12-2012 at 12:03
by: Vargouille |
Generating HNO3 from NH4 in lab scale?
I believe Plante(1999) has done something similar, but at atmospheric pressure and with aqueous ammo ... |
14-12-2012 at 01:59
by: Vargouille |
I am looking for a volume of books The Handbook of Extractve Metallurgy
You can find the [url=http://www.4shared.com/rar/DOm1hBnS/handbook_of_extractive_metallu.html]first[ ... |
14-12-2012 at 01:48
by: Vargouille |
Help with equilibria
A continuous supply of electrons from the conversion of hydrogen to protons. As for what causes the ... |
13-12-2012 at 01:58
by: Vargouille |
Lab scale industrial processes
The cinnabar will sublime? As far as I am aware, cinnabar does not sublime to any considerable exten ... |
7-12-2012 at 11:26
by: Vargouille |
Lab scale industrial processes
The flame just heats up the glass. It combusts because there is an external air stream done up with ... |
7-12-2012 at 02:15
by: Vargouille |
The short questions thread (3)
From what I can tell from a cursory search, from a purity standpoint, it's somewhere between technic ... |
6-12-2012 at 03:30
by: Vargouille |
Liquid Fire Drain Cleaner
Sulfuric acid is more viscous than water. According to Wiki, the viscosity of H2SO4 is 26.7 cP, whil ... |
30-11-2012 at 20:42
by: Vargouille |
Lab scale industrial processes
There is a picture in the section for burning cinnabar. The piece is called a "combustion tube". I h ... |
28-11-2012 at 02:09
by: Vargouille |
Water flouridation
Yes, there has.
[url=http://www.bmj.com/content/321/7265/855]Systematic Review of Water Fluoridat ... |
26-11-2012 at 17:58
by: Vargouille |
The short questions thread (3)
Tetraaminecopper(II) sulfate. Tetraaminecopper(II) hydroxide (Schweizer's Reagent) decomposes in alc ... |
26-11-2012 at 11:20
by: Vargouille |
Preparing elemental fluorine in your home lab ?
I wouldn't make the claim that [i]no[/i] amateur chemist has produced fluorine because it is difficu ... |
26-11-2012 at 02:07
by: Vargouille |
increasing the surface area of porcelain
If you take a piece of coarse sandpaper to it, that might help to increase the surface area. Just be ... |
25-11-2012 at 04:36
by: Vargouille |
Preparing elemental fluorine in your home lab ?
Random is correct in that nickel is used, but steel is used as well because it too passivates with f ... |
25-11-2012 at 04:23
by: Vargouille |
Making Chlorine
The only brand name that I've seen is "Value Chlor", but they're sold as "Chlorine tabs", "Chlorinat ... |
25-11-2012 at 04:06
by: Vargouille |
Citric acid for A/B titrations
Citric acid has three carboxyl groups. I wouldn't recommend using a weak acid to titrate a weak base ... |
24-11-2012 at 13:58
by: Vargouille |
The short questions thread (3)
To answer the first question, it won't be that simple. If you have a substance that is soluble in wa ... |
24-11-2012 at 13:43
by: Vargouille |
Hydrazine
Has anyone tried the Peroxide Process?
I found a [url=http://www.google.com/patents/US4093656?pr ... |
24-11-2012 at 12:48
by: Vargouille |
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