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Air cusion micropipette - which solvents i can use
With the tips, one thing that can be annoying is that not every brand of tips perfectly fits every p ... |
17-11-2018 at 13:43
by: phlogiston |
Fitting a Ground Glass Joint to a Steel Plate
[rquote=553296&tid=100197&author=Mr. Rogers]Also I'm wondering why there isn't a "buy/sell" ... |
16-11-2018 at 04:45
by: phlogiston |
Air cusion micropipette - which solvents i can use
I've used them occasionally with many different organic solvents (including alcohols C1-C5, acetone, ... |
15-11-2018 at 21:51
by: phlogiston |
Recovering Silver from Silver Bromide
You added NaOH to AgBr in thiosulphate solution, yielding a solution containing silver as a complex ... |
14-11-2018 at 09:03
by: phlogiston |
Recovering Silver from Silver Bromide
So, you now rediscovered yourself what I posted 8 days ago.
This thread is quite interesting for ... |
14-11-2018 at 06:30
by: phlogiston |
electrolytic production of ethane
Here is a link to woelen's page describing the experiment:
http://woelen.homescience.net/science/ ... |
8-11-2018 at 11:28
by: phlogiston |
Recovering Silver from Silver Bromide
Recovering silver from spent fixer does not require any fancy or mysterious reducing agent.
I've ... |
8-11-2018 at 11:20
by: phlogiston |
Chemical anomalies in the public space.
Potassium chlorate must also have a pharmaceutical use, because I used to be able to buy it (decades ... |
7-11-2018 at 03:57
by: phlogiston |
Recovering Silver from Silver Bromide
The problem with using photolysis is that the light can not penetrate deeply into the powder. Only a ... |
7-11-2018 at 03:39
by: phlogiston |
High Temp Wire/Sparkplug sources? (1000c+)
Maybe smashing a light bulb is still not a bad idea, not for the filament, but for its support wires ... |
6-11-2018 at 14:02
by: phlogiston |
Recovering Silver from Silver Bromide
With silver chloride, an easier method is:
1) add NaOH, which converts the silver chloride into s ... |
6-11-2018 at 13:24
by: phlogiston |
New element in the collection: Zr
Mr Rogers, perhaps you are thinking of zirconia , ie. ZrO2?
The melting point of Zr (1855 C) is low ... |
2-11-2018 at 03:54
by: phlogiston |
Tired of reporting spam
Does BotKilla have a day of or did the spammers find a way to circumvent it?
I just browsed through ... |
31-10-2018 at 15:21
by: phlogiston |
"Broken" thermometre
Yes, exactly.
And now that we talk about this, it seems to me that the -gas bubbles- will be able t ... |
26-10-2018 at 11:48
by: phlogiston |
"Broken" thermometre
How about centrifuging?
I'd try putting it in a (plastic) test tube attached to a rope and swing it ... |
26-10-2018 at 04:43
by: phlogiston |
Making silane from calcium silicide
Interesting, but are you sure the reaction produces silane at all?
IIRC acid hydrolysis of calciu ... |
26-10-2018 at 02:39
by: phlogiston |
An extremely ambitious pipe dream (Reality simulation)
Consider this analogy:
if you want to simulate a waterfall, you can do so at many different levels. ... |
23-10-2018 at 01:11
by: phlogiston |
FBI Call: Need to Vent
On the contrary, in this day and age, the authoritites are not doing their job if they do not invest ... |
23-10-2018 at 00:44
by: phlogiston |
Doable synthesis of F2 in amateur setting?
unless you have access to a very intense source of ionizing radiation.
[url=https://www.tandfonli ... |
19-10-2018 at 06:31
by: phlogiston |
Uranium ore samples international shipping
The naturally occuring uranium isotopes (235 and 238) are alpha emitters, but -ore- will contain all ... |
19-10-2018 at 04:21
by: phlogiston |
A process to produce silvery thallium ampoules
Dan, thanks for sharing, that's a very original method to produce pure/attractive samples.
Do you r ... |
16-10-2018 at 15:03
by: phlogiston |
Tired of reporting spam
Melgar, THANK YOU! It is such a joy to find nearly only non-spam in 'today's post' and browse for in ... |
16-10-2018 at 14:40
by: phlogiston |
How do you think the general public think of this forum?
We actually do get cited in professional journals, albeit rarely, and often only just as an example ... |
14-10-2018 at 13:43
by: phlogiston |
HP (Agilent) 1050 - HPLC
Before you had the HP software, how were you programming the pump? Does it let you program gradients ... |
11-10-2018 at 07:13
by: phlogiston |
Where is Blogfast25 ?
[rquote=541990&tid=71575&author=Rosco Bodine]sowing discord as a TROLL using ideological con ... |
9-10-2018 at 03:20
by: phlogiston |
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