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How to handle powders without dusting?
How do you handle powders so that dust formation is minimized or at best eliminated?
A few method ... |
15-7-2020 at 04:08
by: Refinery |
Drying Chems without desiccator
How much faster is a vacuum desiccator compared to an NTP desiccator bag?
Does vacuum desiccation ... |
15-7-2020 at 04:07
by: Refinery |
Drying CaCl2?
How to properly dry 77% Calcium chloride, preferably retaining it's granulated form?
If it's heat ... |
15-7-2020 at 04:03
by: Refinery |
Sublimation?
This is a beginner question, but what are the general requirements for sublimation purification? I h ... |
14-7-2020 at 09:16
by: Refinery |
European Sulfuric Acid Ban
[rquote=640642&tid=155798&author=Draeger]Does the number have the same benefits in Germany? ... |
14-7-2020 at 09:10
by: Refinery |
European Sulfuric Acid Ban
[rquote=640633&tid=155798&author=Tsjerk]Glad I have such a number.
[/rquote]
#metoo
L ... |
14-7-2020 at 07:14
by: Refinery |
European Sulfuric Acid Ban
The full extent of the European Sulfuric Acid ban is described in here:
https://data.consilium.eu ... |
14-7-2020 at 05:59
by: Refinery |
Using reactor flasks as desiccators?
Stopcocks are available for few bucks for every joint.
Bonus of reactor flask is its use as subli ... |
14-7-2020 at 03:08
by: Refinery |
NH4NO3 from N2, water and light
Just wait till EU hears that you can make nitrates from air, water and carbon.
Next thing is to d ... |
13-7-2020 at 23:22
by: Refinery |
Using reactor flasks as desiccators?
The reactor flask just for the purpose that the opening is large. Normal flask has only for example ... |
13-7-2020 at 22:47
by: Refinery |
Using reactor flasks as desiccators?
I looked through desiccators, and though why a reactor type flask could not be used as desiccator? I ... |
13-7-2020 at 14:01
by: Refinery |
Sublimation?
I see that it is highly case sensitive. I don't know how well it could perform when there are other ... |
13-7-2020 at 13:55
by: Refinery |
Sublimation?
How common and good method is sublimation for purification? I see it seldom used, but it appears int ... |
13-7-2020 at 13:12
by: Refinery |
Coal & Derivatives
The issue with goal, wood and other bulk feedstock is that it is generally economically viable only ... |
13-7-2020 at 09:20
by: Refinery |
Manganese ii and iii acetates
Now that I dried it completely and it cooled down and solidified, it turned out to be much less brow ... |
13-7-2020 at 09:15
by: Refinery |
KCN synthesis. Care to share your thoughts?
Alkyl nitrites, being the active ingredient in poppers, are banned in certain countries, but can be ... |
12-7-2020 at 13:52
by: Refinery |
Chemical Availability Changes from 15 years ago (US)
It's mostly based on concept "where does an ordinary citizen need x".
On the basis that everythin ... |
12-7-2020 at 13:13
by: Refinery |
Improvised Vacuum Desiccator
Basically you could attach two vessels, place they dryee and dryant on their own and evacuate the ve ... |
12-7-2020 at 12:22
by: Refinery |
Manganese ii and iii acetates
Few thoughts on preparing manganese acetate.
I first added 2mol of GAA with 1mol of MnCO3 and vol ... |
12-7-2020 at 11:52
by: Refinery |
eBay auction for 3 necked rb flasks in UK
Damn, gotta call my friend in London...  |
12-7-2020 at 11:23
by: Refinery |
Power source for 12v pump?
Ah, the specific model is this one:
https://www.ebay.com/itm/DC-12V-Micro-Diaphragm-Water-Pump-60 ... |
12-7-2020 at 06:34
by: Refinery |
Power source for 12v pump?
I was never very handy on electric stuff and need to learn some before, but at this time it's better ... |
12-7-2020 at 00:26
by: Refinery |
KCN synthesis. Care to share your thoughts?
If you have the space, you can vent the system outside, preferably through a chimney so all HCN trac ... |
12-7-2020 at 00:12
by: Refinery |
Can you make methanol from formic acid?
Methanol was distilled from sulfuric acid soaked wood chips in the ancient times. I would in no way ... |
12-7-2020 at 00:03
by: Refinery |
Ground glass joints - US to EU ISO adaptors?
The fact that I started my glassware collection with 29/32(29/42) joints is making me mad seeing bas ... |
11-7-2020 at 11:58
by: Refinery |
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