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If you had to set up a chem lab from absolute scratch with almost no money....
I had cabbage juice with isopropanol for a couple years in a gourmet spice jar. Upon opening it did ... |
24-1-2013 at 12:14
by: LanthanumK |
Making Sodium Hydroxide (lye) ??
I tried the electrolysis method and after quite a lot of current only came up with a little NaOH. It ... |
23-1-2013 at 10:01
by: LanthanumK |
If you had to set up a chem lab from absolute scratch with almost no money....
As a chemist who set up a home lab with almost no money, I did not purchase items beforehand. To max ... |
23-1-2013 at 09:17
by: LanthanumK |
Buying from Chinese/Indian suppliers
I have not purchased chemicals from overseas and I am unlikely to do so in the future because of the ... |
11-1-2013 at 17:38
by: LanthanumK |
Safe disposal/handling of lead in a domestic setting
Lead is not the most toxic metal in the world (people have been casting lead bullets and other lead ... |
20-11-2012 at 09:57
by: LanthanumK |
Is nickel anodized in H2O2/distilled white vinegar solution supposed to do this?
You probably got the clay pulverized out of the mechanical pencil leads (they have a mixture of clay ... |
10-10-2012 at 09:17
by: LanthanumK |
Copper sulfate electrolysis with tungsten anode
I remember trying to oxidize tungsten using electrolysis and after an initial current spike the curr ... |
3-10-2012 at 04:57
by: LanthanumK |
Making metal powders
A file works well for creating small amounts of course magnesium or zinc powder. |
22-9-2012 at 10:00
by: LanthanumK |
Easy preparation of hexavalent chromium for electrolysis in chlorate and bromate cells
I used to electrolyze stainless steel in salt solution, dry the precipitate produced in air, and rea ... |
3-9-2012 at 14:10
by: LanthanumK |
Another Reason to Limit our Access to Chemicals
Where are the parents that should be teaching children respect for fire? That should be done way bef ... |
29-8-2012 at 09:37
by: LanthanumK |
Pretty Pictures (1)
@kristofvagyok; What is the reaction mechanism for this method of producing ozone? Does the phosphor ... |
28-8-2012 at 13:58
by: LanthanumK |
Which alloy (Au / Cu?) is this ?
@metalresearcher; you only need a tiny amount of dissolved silver to make a cloudy solution of silve ... |
27-8-2012 at 06:41
by: LanthanumK |
Reduction of Hexavalent Chromium
Are you using nickel stainless steel (18/10) or nickel-free stainless steel (18/0)? I used the latte ... |
27-8-2012 at 06:38
by: LanthanumK |
When NiChrome isn’t NiChrome?
I have had a similar experience with heating elements. I extracted some coils from a broken hair dry ... |
27-8-2012 at 06:35
by: LanthanumK |
Mystery Metal: ~21.25g/cm3
Use scratch tests with various materials (glass, knife, quartz, etc.) to determine Mohs' hardness. T ... |
23-6-2012 at 11:54
by: LanthanumK |
Selenium toxicity
[rquote=250567&tid=20322&author=CHRIS25]Hi, I looked at your blog. It seems you are quite k ... |
5-6-2012 at 14:26
by: LanthanumK |
Selenium toxicity
I burned a small bead of selenium, releasing some whitish selenium dioxide smoke. I also heated the ... |
4-6-2012 at 13:26
by: LanthanumK |
Unknown reaction
Magnesium bicarbonate forms but is unstable, easily decomposing to magnesium carbonate and carbon di ... |
19-5-2012 at 08:40
by: LanthanumK |
Gadolinium question
I recently purchased some gadolinium from GalliumSource and placed it in acetic acid to dissolve. A ... |
10-5-2012 at 13:34
by: LanthanumK |
Manganese Chloride Crystals
I dissolved some battery crud in the past and got a perfectly colorless solution from which beautifu ... |
9-5-2012 at 07:20
by: LanthanumK |
Nitrides
Lithium nitride can be. |
1-5-2012 at 16:28
by: LanthanumK |
Starting with the Rare Earths
Several of the rare earth elements have interesting fluorescence properties. Terfenol-D is an intere ... |
24-4-2012 at 09:02
by: LanthanumK |
Single displacement reactions with CuSO4
For nickel, you need to react it with ferric chloride or some other stronger oxidizing agent to get ... |
11-4-2012 at 03:35
by: LanthanumK |
insoluble copper chloride?
H2O2 + NaCl + Cu++ + 2 H2O --> HClO + H2O + Cu(OH)2 + Na+ + H+ is a possibility. NaClO will oxidi ... |
9-4-2012 at 09:05
by: LanthanumK |
insoluble copper chloride?
Was your copper(II) chloride from a chemical supply shop? It shouldn't do this; it should just catal ... |
9-4-2012 at 05:54
by: LanthanumK |
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