Sciencemadness Discussion Board
Not logged in [Login - Register]
Go To Bottom

Search
[Next Page]
Periodic Table Display
I do not have as nice a display as some of these, but for F, I do have a sample of antozonite, which ...
12-1-2017 at 07:38
by: pantone159
thallium chemistry
Does elemental Tl dissolve easily in mineral acids? I have a surplus gram of it that could be good f ...
6-1-2017 at 15:28
by: pantone159
Best way to separate tetraamine copper sulfate and ammonium sulfate?
I suspect that you drove the ammonia away as a gas. You should not have had any copper hydroxide lef ...
4-1-2017 at 18:51
by: pantone159
Our Entire Maths System is Fundamentally Wrong
Complex numbers (those that have some component of i in them) are actually more natural than just th ...
28-11-2016 at 16:18
by: pantone159
Briggs–Rauscher reaction - Chemical Oscillations
I am pretty sure that you need malonic acid, I have never seen any substitutes for it in this reacti ...
18-11-2016 at 07:04
by: pantone159
Quantity of plutonium
The spill of the entire national supply (and it was probably micrograms) was probably back in WWII w ...
4-10-2016 at 06:09
by: pantone159
Red Cabbage pH juice - can it be stored?
I have had good luck extracting with 95% EtOH. I think I use about 50 g of 95% EtOH, and 50 g of red ...
24-5-2016 at 13:08
by: pantone159
Radium glow
[rquote=219369&tid=17295&author=Endimion17]
I think that photo of "radium" could very well ...
18-8-2011 at 14:18
by: pantone159
Radium glow
[rquote=219341&tid=17295&author=blogfast25]Photos of radium can't be that hard to find: I ha ...
18-8-2011 at 08:41
by: pantone159
Ferric Ammonium Alum problems…
I have some ferric ammonium alum, and when purchased, the crystals were pale violet. Upon storage, t ...
26-6-2011 at 17:55
by: pantone159
Uranium/Thorium salts for sale!
Sent U2U as well.
29-4-2011 at 08:11
by: pantone159
Making biuret reagent
bitartrate is just hydrogen tartrate, so you would use the same number of moles of K bitartrate as K ...
20-2-2011 at 09:44
by: pantone159
Sciencemadness at risk -- your help wanted
The donate link didn't work for me. I got a PayPal login screen, but it rejected my correct email/pa ...
2-1-2011 at 18:59
by: pantone159
Using hot plates
I have heard that Pyrex brand cookware in the US is often not actually borosilicate glass, the name ...
27-9-2010 at 09:38
by: pantone159
New place to look for conc. acetic acid
Sorry, I meant that I have not seen the 28% stuff without the indicator. I have access to good quali ...
22-9-2010 at 19:28
by: pantone159
New place to look for conc. acetic acid
I've never seen the photo HOAc sold without an indicator (bromothymol purple???) in the solution. Th ...
22-9-2010 at 11:45
by: pantone159
CTC PAL Autosampler programming
I already know everything going through the serial port! My code is explicitly sending all of it, an ...
3-7-2010 at 09:13
by: pantone159
CTC PAL Autosampler programming
I am doing some programming for the CTC PAL Autosampler. This machine/robot picks up samples, e.g. f ...
30-6-2010 at 07:04
by: pantone159
certificate err.
I get similar messages to this, for a long time. It seems most common when I follow a link in one po ...
30-6-2010 at 06:55
by: pantone159
Iodine ASC crystals for sale
[rquote=180912&tid=14061&author=densest]Iodine is on list 1 in the USA. A DEA permit is requ ...
25-6-2010 at 14:13
by: pantone159
Mathematics and electronics experiment with chaotic oscillator
I have kind of mixed opinions of Numerical Recipes. On the good side, I think their text discussion ...
30-4-2010 at 09:08
by: pantone159
The Joy's of Bench Chemistry - Humphrey Davy
That is one of my favorite element discovery stories. I'd like to hear some details of the discovery ...
29-4-2010 at 17:57
by: pantone159
Mathematics and electronics experiment with chaotic oscillator
Very nice!
I have been wanting to learn more about electronics and this seems like a nice project.
...
24-4-2010 at 11:02
by: pantone159
Making small amounts of liquid ammonia
These articles may be useful to you.

[file]10242[/file]

[file]10243[/file]
25-3-2010 at 19:45
by: pantone159
pH Probe Computer Interface?
I have just started to do some programming with some of the Phidget stuff (although not pH meters), ...
24-3-2010 at 18:43
by: pantone159
[Next Page]

  Go To Top