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Sodium wire press or similar required
I once made some indium wire with part of an old preparative scale HPLC column, a length of brass ro ... |
6-2-2011 at 02:11
by: unionised |
What the hell...
"I doubt it had a bell end. "
It had, I have a few bits as novelty items.
|
31-1-2011 at 11:52
by: unionised |
Are Magnesium Metal Flakes Spontaneously Reactive with Any Oxidizers?
http://www.youtube.com/watch?v=s2xVaZ0ClPs
and a zillion similar vids |
23-1-2011 at 13:11
by: unionised |
So my house was raided today.
[rquote=198584&tid=14529&author=DexterJack]WOW. Remind me to never move to Australia. Glassw ... |
16-1-2011 at 05:16
by: unionised |
Copper Sulfate + Acetone
[rquote=198698&tid=15292&author=hkparker]Does the color of the blue change afterwards. I do ... |
16-1-2011 at 05:03
by: unionised |
How to approximate H2O2 concentration??
I just wondered about this "My wife and I use h2o2 quite a bit in place of harsh chemicals "
What w ... |
15-1-2011 at 11:47
by: unionised |
Freon Standard
I work in an analytical lab. With the hourly rate that my time is charged at I would need to be able ... |
13-1-2011 at 13:00
by: unionised |
Need safety advice
You forgot to add the cost of corroding everything in the room with HCl fumes driven from the mix by ... |
11-1-2011 at 11:42
by: unionised |
Concentration of "Dilute" Chemicals
When I was at school the bottles labelled as, for example, "dilute sodium hydroxide" contained about ... |
11-1-2011 at 11:39
by: unionised |
Best OTC detergent for washing glassware
[rquote=197853&tid=15221&author=MagicJigPipe]
[quote]
my glass can hold onto an unbroken f ... |
9-1-2011 at 02:05
by: unionised |
A simple questions about making NaOH with CaO.
You won't lose CO2 from that alkaline solution, it will react with the Ca(OH)2
You could use the ... |
9-1-2011 at 01:58
by: unionised |
NaNO3 decomposition
I suspect potassium manganate will oxidise alcohol rapidly.
Water will dissolve the manganate but n ... |
6-1-2011 at 09:43
by: unionised |
How to separate copper and carbon powder?
You could heat it and oxidise the carbon with CO2 or water but that would give you CO which isn't ni ... |
6-1-2011 at 06:01
by: unionised |
Thermometer and steam bath
The white bit is just a spacer. That type of thermometer has a thin tube running inside a bigger tub ... |
21-12-2010 at 06:53
by: unionised |
Gas Chromatography - Plasma in a Tube
If I were looking to buy a detector to put on the end of a GC I would go with a mass spec; no questi ... |
12-12-2010 at 08:43
by: unionised |
A Grave Risk of Death
[rquote=194849&tid=15031&author=psychokinetic]Just because you use logic, IrC, does not mean ... |
12-12-2010 at 06:36
by: unionised |
The Social Norm of Capitalization
I presume this
"All abbreviations should be spelled out in full at least once before they are used ... |
9-12-2010 at 12:42
by: unionised |
Gas Chromatography - Plasma in a Tube
Am I missing something here?
Way back in the late 80s our lab could do GC FTIR in real time. The ma ... |
9-12-2010 at 12:35
by: unionised |
Cops decide to burn down bombmaker's house
" 'I know they've spent a lot of time thinking this though,' said Mike Harrison, who lives across th ... |
3-12-2010 at 08:38
by: unionised |
Chlorinated hydrocarbon, boiling over at 80 C. What could this be?
When the weather picks up will you be able to measure the density and refractive index? |
28-11-2010 at 12:07
by: unionised |
Chlorinated hydrocarbon, boiling over at 80 C. What could this be?
Could it be carbon tet which boils at 77C? |
28-11-2010 at 05:37
by: unionised |
method to check PH of methanol
[rquote=192936&tid=14877&author=spirocycle][rquote=192828&tid=14877&author=unionised ... |
21-11-2010 at 10:13
by: unionised |
method to check PH of methanol
' "pH" (which is only defined in water, anyway)'
"For higher concentrations of methanol you can n ... |
20-11-2010 at 11:18
by: unionised |
method to check PH of methanol
Why do you want to check the pH of methanol?
Just for a start, pure methanol does not have a pH of ... |
18-11-2010 at 11:24
by: unionised |
Bright Yellow CaCl2 Solution
If you add an excess of Ca(OH)2 you should convert iron to the hydrated oxide which you can filter o ... |
18-11-2010 at 11:22
by: unionised |
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