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Why was this site unconnectable a few hours ago?
It was down for me aswell.
error message said the site wasnt responding fast enough.
I actually ... |
5-6-2023 at 08:49
by: Rainwater |
3A Molecular Sieve
I would like advice on testing the quality of 3A Molecular sieves.
Would these simple measurements ... |
3-6-2023 at 05:48
by: Rainwater |
Absorption of NO2 by H2SO4
Half asleep when i worked the math.
Its worth double checking.
Molar mass copied from Wikipedia
... |
2-6-2023 at 04:10
by: Rainwater |
Absorption of NO2 by H2SO4
[rquote=684631&tid=159616&author=teodor]my attempt of drying NO2
[/rquote]
Try magnesium n ... |
2-6-2023 at 01:19
by: Rainwater |
Diluting 90+% Nitric Acid to 70%?
I think you have overestimated thread seal tape, youll need this soon
[url=https://www.amazon.com/I ... |
1-6-2023 at 14:27
by: Rainwater |
Diluting 90+% Nitric Acid to 70%?
If your unable to get the tempature probe into the distillation head, then a sand bath will work. It ... |
31-5-2023 at 14:13
by: Rainwater |
Diluting 90+% Nitric Acid to 70%?
Nitric acid is not something you want to leave unattended. From personal experience
I was distilli ... |
31-5-2023 at 07:55
by: Rainwater |
Diluting 90+% Nitric Acid to 70%?
The temperature probe is not located at the very top of the distillation head, could be the problem. ... |
31-5-2023 at 01:24
by: Rainwater |
Forced air, water cooler
So I payed a visit to my local yard sales.
I got a small 2.5cu/ft refrigerator, a big fountain pump ... |
30-5-2023 at 15:03
by: Rainwater |
Potassium permanganate from manganese dioxide, potassium hydroxide and potassium chlorate (as oxidising agent).
Just thinking outloud
$$3MnO_2 + KClO_3 + 6KOH \rightarrow 3K_2MnO_4 + KCl + 3H_2O$$
ΔH ... |
30-5-2023 at 11:06
by: Rainwater |
Al2(Cr2O7)3
Quick google turned up this
[url=https://www.chegg.com/homework-help/questions-and-answers/aluminum ... |
28-5-2023 at 08:17
by: Rainwater |
Preventing Pipette cross contamination
You sir are a genius, thank you |
27-5-2023 at 07:58
by: Rainwater |
Preventing Pipette cross contamination
Is there a ready made solution to keep a pipette with its reagent?
Something attached to the bottle ... |
27-5-2023 at 04:25
by: Rainwater |
Motor starting
Nice find, I seriously dought its legit
£180 for the 20kw version
£40 for the heatsink and fan
... |
26-5-2023 at 10:42
by: Rainwater |
Motor starting
Using a fixed resistor, or better stages resistors, allows you to only have set steps you can vary t ... |
24-5-2023 at 01:06
by: Rainwater |
Diluting 90+% Nitric Acid to 70%?
Using an excess of sulfuric acid will help remove any water in the appratus.
I did not see that ... |
23-5-2023 at 01:34
by: Rainwater |
Reconditioning old hydraulic oil.
Dont underestimate sand filters. NaCl finely powdered is used for cooking oils |
22-5-2023 at 13:36
by: Rainwater |
Perchlorate cell cathode
When I was testing reaction conditions, using 22awg titanium wire coated in PbO and high current I n ... |
22-5-2023 at 13:34
by: Rainwater |
Motor starting
[rquote=684324&tid=159594&author=yobbo II]When starting a motor from a generator that is too ... |
20-5-2023 at 18:10
by: Rainwater |
Testing an X-Stream helium compressor for LN2 generation
I may have missed an important detail,
if your house has a normal single phase power, then no tran ... |
20-5-2023 at 11:37
by: Rainwater |
The capacitor arrow... Would it work?
If it worked, it would be cruel to harvest this way. Please do not try this.
Death by electrocution ... |
20-5-2023 at 00:48
by: Rainwater |
PID cotrolled heating mantle
One of the many reasons I took a working hotplate and hacket it.
Its ugly, but works great. It take ... |
20-5-2023 at 00:34
by: Rainwater |
Reconditioning old hydraulic oil.
That mesh is spec'ed at 5 microns. $80 + s&h for a 12in×12in piece. I buy from there so I dont ... |
19-5-2023 at 10:13
by: Rainwater |
Are plastics really difficult to recycle ?
https://youtu.be/Z-HHbU0zoXk
Good old bee worms.
Who would have thought that a pest we use pestic ... |
18-5-2023 at 16:20
by: Rainwater |
Reconditioning old hydraulic oil.
That mesh is awesome, it catches most of the particulates, but the key is its cleanable and saves th ... |
18-5-2023 at 01:22
by: Rainwater |
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