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How to trigger reaction in closed vacuum jar ?
Inject the reactants through a suba seal septa?
15-3-2018 at 04:40
by: DrP
Acute Fluoride Toxicity?
[rquote=510706&tid=81229&author=Fulmen] He spilled some solution on the bench, which he then ...
15-3-2018 at 03:25
by: DrP
Clean silver coins by electrochemistry
[rquote=510603&tid=81127&author=happyfooddance]Pretty sure that baking soda and aluminum foi ...
14-3-2018 at 08:26
by: DrP
Clean silver coins by electrochemistry
sent you a mail
14-3-2018 at 04:08
by: DrP
Clean silver coins by electrochemistry
[rquote=510485&tid=81127&author=Akhil jain]Can you post some photos of those indian coins . ...
14-3-2018 at 01:37
by: DrP
How long can Lithium Ingots be in open air before tarnishing?
Not sure if this is any good as an idea.... but what about having a flow of inert gas over the work ...
13-3-2018 at 04:44
by: DrP
Clean silver coins by electrochemistry
[rquote=510437&tid=81127&author=Akhil jain]
So you are interested in antique things and old ...
13-3-2018 at 04:33
by: DrP
Clean silver coins by electrochemistry
Sorry - I realise this is you now. Hi. :-)

The 'tarnish' as you describe it is the natural patin ...
13-3-2018 at 03:38
by: DrP
Clean silver coins by electrochemistry
I can't believe he uses a wire brush on that nice silver rupee... I'll look at it later when I get m ...
12-3-2018 at 06:52
by: DrP
What is the standard test for quantitative analysis of compounds?
Yea, he's right.. most of them can be used quantitatively... you can crudely measure peak heights ...
7-3-2018 at 08:47
by: DrP
Help for a young scientist
[rquote=509682&tid=81001&author=elliephant]Also, does anyone have any advice when it comes t ...
7-3-2018 at 04:10
by: DrP
Thermogravimetry
OK - My new (old) Perkin Elmer TGA machine was installed today - getting my head around the functi ...
6-3-2018 at 07:14
by: DrP
Magnetic Carbon?
[rquote=508176&tid=80681&author=Melgar]

To make lampblack, just light a candle or an oil ...
22-2-2018 at 02:59
by: DrP
Carbon Foam Refractory Made From Bread
[rquote=508001&tid=70570&author=RawWork] Also gases are better insolator.[/rquote]

Therma ...
20-2-2018 at 05:42
by: DrP
Carbon Foam Refractory Made From Bread
[rquote=507990&tid=70570&author=RawWork]Expecting porous stuff like bread to have good elect ...
20-2-2018 at 04:29
by: DrP
Carbon Foam Refractory Made From Bread
[rquote=507818&tid=70570&author=Chemetix]I don't have the time to go and try this so don't c ...
20-2-2018 at 04:01
by: DrP
Carbon Foam Refractory Made From Bread
[rquote=507826&tid=70570&author=aga]I had a hunch that Sulphur would be good, so tried it.
...
20-2-2018 at 03:42
by: DrP
Are you procedural or model driven?
[rquote=506547&tid=80295&author=Sulaiman]I think that I am model driven - some models are so ...
8-2-2018 at 03:57
by: DrP
Are you procedural or model driven?
[rquote=506452&tid=80295&author=Magpie]
And I fall in love with some of the women in the ...
8-2-2018 at 01:55
by: DrP
Are you procedural or model driven?
PS - er, regarding the OP - I am probably the second type - I am good at taking an idea from one ...
7-2-2018 at 08:03
by: DrP
Are you procedural or model driven?
[rquote=505950&tid=80295&author=Magpie]

There are only a few of the Bachs' pieces that I ...
7-2-2018 at 08:02
by: DrP
The Short Questions Thread (4)
[rquote=505541&tid=25055&author=Sulaiman]Reduced pressure distillation is the main intended ...
1-2-2018 at 06:02
by: DrP
The Short Questions Thread (4)
[rquote=505528&tid=25055&author=Sulaiman]I intend to re-configure my U-tube barometer to inc ...
1-2-2018 at 03:57
by: DrP
Printer cartridge cleaning fluid
OK - sorry - re-reading the above suggests you want to fill the 9th cartridge which contains the cle ...
31-1-2018 at 03:15
by: DrP
Printer cartridge cleaning fluid
[rquote=505335&tid=79101&author=wotaen]

Now, there's been some good suggestions on variou ...
31-1-2018 at 03:10
by: DrP
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