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Sulfamic acid decomposition
There are some specialised MMO's that might handle it, made from 'platinum oxides'. I have two small ... |
14-10-2015 at 12:19
by: deltaH |
Acetone from Urea ?
Mine's cheaper in bulk  |
14-10-2015 at 08:07
by: deltaH |
The wee 100w LED torch project
Can you believe they make +500W LEDS now 
http://ce.citizen.co.jp/lighting_led/dl_data/datasheet/ ... |
14-10-2015 at 04:45
by: deltaH |
oranic chemistry
Yes it can, use a horizontal reflux drum with the distillation column with a weir on it to convert i ... |
14-10-2015 at 04:00
by: deltaH |
Acetone from Urea ?
Ooh, reminds me of my six degrees of separation chemistry game in whimsy.
Let's see...
(1) Ure ... |
14-10-2015 at 03:07
by: deltaH |
Gold Recovery Computer Scrap Complete Process
Please, this must be strictly done in a fume cupboard before we can confirm that it doesn't evolve a ... |
13-10-2015 at 21:35
by: deltaH |
Sulfamic acid decomposition
MMO cannot be used below pH 1... one big drawback of it. The coating dissolves off in strong acids q ... |
13-10-2015 at 21:27
by: deltaH |
The wee 100w LED torch project
Oh joy... well at $3, probably best to curb my expectations!
These come with alibaba's 'return fa ... |
13-10-2015 at 12:51
by: deltaH |
The wee 100w LED torch project
Not getting much luck sourcing laptop heat tubes this side and the aliexpress ones are pricey, $20+ ... |
13-10-2015 at 12:29
by: deltaH |
Gold Recovery Computer Scrap Complete Process
lol |
13-10-2015 at 12:15
by: deltaH |
Gold Recovery Computer Scrap Complete Process
By us each brand has some 'plain' version that's just sodium hypochlorite and salt.
Baby sterilis ... |
13-10-2015 at 12:03
by: deltaH |
Gold Recovery Computer Scrap Complete Process
Place 40ml of acetic acid in a small beaker and saturate it with an excess of salt (sodium chloride) ... |
13-10-2015 at 11:44
by: deltaH |
Sulfamic acid decomposition
Sulfamic acid reacts with oxidants to make sulfuric acid. When the oxidant is something like nitric ... |
13-10-2015 at 09:17
by: deltaH |
Gold Recovery Computer Scrap Complete Process
That's great [b]kadriver[/b]. Rinsing the gold [i]should[/i] eliminate the copper contamination (cro ... |
12-10-2015 at 21:18
by: deltaH |
Why does wet Salicylic Acid turn black?
How did you hydrolyse your aspirin?
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12-10-2015 at 03:37
by: deltaH |
Gold Recovery Computer Scrap Complete Process
[As an aside] While bulk gold is fairly inert, nanosized gold particles are very active catalysts fo ... |
11-10-2015 at 21:35
by: deltaH |
Gold Recovery Computer Scrap Complete Process
[quote]Colloidal gold is very pretty, but not very easy to collect (it goes right through even the f ... |
11-10-2015 at 21:27
by: deltaH |
Gold Recovery Computer Scrap Complete Process
[rquote=422756&tid=63606&author=kadriver][rquote=422630&tid=63606&author=deltaH]
... |
11-10-2015 at 21:02
by: deltaH |
Homemade and Repurposed Lab Gear
Very nice! |
11-10-2015 at 06:30
by: deltaH |
Electrolytic reactions
You have to be very sure that over long periods of time something can't go wrong that would produce ... |
11-10-2015 at 05:49
by: deltaH |
Electrolytic reactions
Too little current for a oxy-hydrogen torch and you don't want to store that gas mix eeek |
11-10-2015 at 05:04
by: deltaH |
The wee 100w LED torch project
Okay, so once in a blue moon, I like to undertake some simple electronic project that's a little mad ... |
11-10-2015 at 04:39
by: deltaH |
Neutrino absorption and ejection of neutron-proton pairs
The following article refers:
http://www.scientificamerican.com/article/neutrino-minerva/
[quo ... |
11-10-2015 at 03:25
by: deltaH |
Electrolytic reactions
What does your old charger put out in regards to voltage and current? |
11-10-2015 at 01:19
by: deltaH |
Thinking in different number bases...
You forgot to say that with strong German accent  |
10-10-2015 at 23:45
by: deltaH |
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