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High Vacuum Systems [rquote=688825&tid=159987&author=akmetal]My understanding of the theory of
operation is th ... |
23-11-2023 at 07:50 by: Rainwater |
Sulfuric acid purification problems The battery acid source is very pure sulfuric acid around %30 consentration
Very expensive to, here ... |
23-11-2023 at 05:09 by: Rainwater |
Building a Chemputer On your drawing you have
"Input" > resistor > 'A'. Assuming "input" is Vcc to power the led, ... |
22-11-2023 at 17:45 by: Rainwater |
Weird things during nitric acid synthesis I use a water asporator to place the appratus under reduced pressure.
Any leaks, leak in, keeping t ... |
21-11-2023 at 18:28 by: Rainwater |
Building a Chemputer Permanent home - https://github.com/Adivinedude/PCM_Modbus
1 uno with the hardware I linked can run ... |
21-11-2023 at 17:14 by: Rainwater |
Building a Chemputer Sorry,i broke the code yesterday and
im horrible about keeping backup files.
I post gethub link a ... |
20-11-2023 at 04:58 by: Rainwater |
500mL 24/40 soxhlet extractor + carrying case No pictures or nothin?
Post an ebay link. Youll get a buyer |
19-11-2023 at 02:21 by: Rainwater |
Building a Chemputer Last major update until parts come in.
A setup a structer to write custom driver code.
I included ... |
18-11-2023 at 16:14 by: Rainwater |
Nitric acid from mild electrochemistry https://www.sciencemadness.org/whisper/viewthread.php?tid=159094
I pipe the gas into a series of ba ... |
18-11-2023 at 12:37 by: Rainwater |
Building a Chemputer So just got home from work and some parts came in,
nano board, and max485,
still missing h-bridg ... |
17-11-2023 at 18:28 by: Rainwater |
Sulfuric acid purification problems Flame test.
Found this while googleing
[file]99873[/file]
[sub]solubility of CaSO4 in H2SO4[/sub] ... |
16-11-2023 at 11:49 by: Rainwater |
Sulfuric acid purification problems You can try and freeze it out using an ice bath.
Melting point is about 10c.
|
16-11-2023 at 01:32 by: Rainwater |
Sulfuric acid purification problems [rquote=688601&tid=159968&author=Sir_Gawain]
What’s going on? The only thing I can think ... |
15-11-2023 at 16:43 by: Rainwater |
Building a Chemputer For the ATmega series of mcu,
the toolchain includes some predefined c headers, ISR() is a #define ... |
14-11-2023 at 19:58 by: Rainwater |
Recovery of silver, mercury and chromium from acid mixture [quote]But one thing... since I accumulated at least 4-5 litres of solution[/quote]
After you fin ... |
14-11-2023 at 06:28 by: Rainwater |
Recovery of silver, mercury and chromium from acid mixture [quote]I tried with iron and copper but without succes, or at least I didn't see any amalgam (the "i ... |
13-11-2023 at 15:14 by: Rainwater |
Building a Chemputer [url=https://www.dropbox.com/scl/fo/o3gupwaklhw93q22bv665/h?rlkey=tnno7nxenyoc0v7cky3p3oepx&dl=0 ... |
12-11-2023 at 05:45 by: Rainwater |
Recovery of silver, mercury and chromium from acid mixture [quote]
No offense, but why would you recover mercury by distillation when there are plenty of safe ... |
11-11-2023 at 05:34 by: Rainwater |
Recovery of silver, mercury and chromium from acid mixture I would use a test tube
add copper foil, slowly and in small amounts until no more disolved
Shou ... |
11-11-2023 at 03:07 by: Rainwater |
Building a Chemputer If my stuff would get delivered I'd be able to finish this in a few hours but my area
is getting h ... |
10-11-2023 at 17:07 by: Rainwater |
On the heating of Arsenic in H2SO4 Lookup David Hahn, Robert Oppenheimer, Marie Curie,Harold Maxwell, Louis Slotin, Karen Wetterhahn.
... |
10-11-2023 at 11:42 by: Rainwater |
Exploding aircons and fridges, really ? Propane, butane, methane.
Any substance that can go from a liquid to a gas, with pressure change c ... |
10-11-2023 at 11:02 by: Rainwater |
Building a Chemputer So I got a board in today,
ordered the nano, and they sent the micro. $4 vs $16
So win for me
It ... |
9-11-2023 at 20:14 by: Rainwater |
Building a Chemputer Std-3 = flame spread/smoke rating.
94-0v voltage rating of the pcb material.
Cant make out the oth ... |
9-11-2023 at 03:43 by: Rainwater |
Building a Chemputer Itchin for an update.
I hope to have a working prototype of a ModBus pump controller working by t ... |
8-11-2023 at 13:02 by: Rainwater |
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