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Alcohol 99,9%
5 gallon bucket, 14 pounds of white sugar. Top off with hot water, stir to dissolve. Add $4 packet o ...
15-4-2021 at 06:55
by: Praxichys
Drying methanol
K2CO3 is your friend. It is [i]so[/i] soluble in water (1.1kg per kg of water!) that it can layer ou ...
15-4-2021 at 05:56
by: Praxichys
oh my god! 2900$ for a mortar???
As Fyndium mentioned: titanium is falsely portrayed as some kind of miracle material; the truth is t ...
15-4-2021 at 05:28
by: Praxichys
intent to possess 30 ml methylmercury = 12 yrs prison
It was a stupid attempt at a most basic level.

It's a very popular search result if you Google "m ...
9-4-2021 at 04:57
by: Praxichys
Anyone else in the US having issues finding OTC sodium bromide?
Not really OTC but it's reasonable on Amazon if you have Prime.

My local ACE carries the 2lb bott ...
12-3-2021 at 06:39
by: Praxichys
Future chemistry
I was recently reading about sea level rise and was intrigued to discover that from the 1950s-1970s ...
5-3-2021 at 08:54
by: Praxichys
How large amounts are separated?
Just water. The bottom layer is mostly aqueous sodium sulfate with some sulfuric acid; the top is pr ...
1-3-2021 at 11:33
by: Praxichys
How large amounts are separated?
Here is a 50L example. Coarse extraction is achieved using a bottom tap (in progress, see image). On ...
1-3-2021 at 08:14
by: Praxichys
Python
I used SoloLearn to learn Python, in addition to Code Academy which was already mentioned. I think t ...
19-11-2019 at 07:03
by: Praxichys
Archive of permanently deleted nile red videos not even available on patreon
I can't wait until I'm under fire for that acetic anhydride apparatus...
14-11-2019 at 05:08
by: Praxichys
What’s your opinion?
What do you want to do with it?

Are you trying to homogenize and densify it? Do you need it molda ...
12-11-2019 at 08:16
by: Praxichys
H2SO4 on an extreme budget?
I haven't seen it mentioned here but sodium bisulfate in solution acts like 1:1 sodium sulfate and s ...
11-11-2019 at 12:26
by: Praxichys
Granulation of glass and fine abrasive powder
For more info, that process was known as corning.

https://en.wikipedia.org/wiki/Gunpowder#Corning
11-11-2019 at 07:02
by: Praxichys
How to verify/identify sodium azide?
Yes, NaN3 is a pure white powder. I bought some from a member here about 4 years ago.
1-11-2019 at 10:29
by: Praxichys
best option for analysing chemicals in home lab
I kind of wonder if something like this is worth it to the amateur lab:

https://www.vernier.com/p ...
1-11-2019 at 04:28
by: Praxichys
How to verify/identify sodium azide?
I work in the airbag industry. I am more on the mechanical engineering side of airbags, but obviousl ...
1-11-2019 at 04:13
by: Praxichys
best option for analysing chemicals in home lab
For mixtures, use TLC, then scrape off the eluted fractions and extract them for FTIR/UV-vis or othe ...
31-10-2019 at 10:44
by: Praxichys
best option for analysing chemicals in home lab
Having thought about it, I suggest the following analysis tools in this order by a mix of cost and u ...
31-10-2019 at 09:14
by: Praxichys
Glycine from OTC materials
There are a number of problems with the aforementioned methods. Most industrially used methods do no ...
31-10-2019 at 07:48
by: Praxichys
Calcium Ammonium Nitrate to Sodium Nitrate to Nitric Acid
The calcium sulfate isn't really that much of a problem. You'll need to distill twice to get azeotro ...
30-10-2019 at 12:48
by: Praxichys
Does anyone know how to use one of these?
[rquote=625171&tid=152975&author=G-Coupled]Yeah, maybe the probe is giving a bum reading[/rq ...
29-10-2019 at 11:57
by: Praxichys
Purchasing Chemicals off the Web
Yes, it's quite common. [url=https://www.michigan.gov/documents/msp/All_Statuses_Report_April_2_2018 ...
29-10-2019 at 09:04
by: Praxichys
Purchasing Chemicals off the Web
PayPal doesn't like firearms either. Considering stun guns seem to be fine as long as they are legal ...
29-10-2019 at 05:49
by: Praxichys
Glycine from OTC materials
The chlorination of acetic acid photocatalytically works on paper but the mixed chloroacetic acids p ...
26-10-2019 at 04:20
by: Praxichys
recharging dehumidifier r410a//r134a//propane
Holy heck, somehow this showed up as a new thread for me... Did it get bumped by (subsequently delet ...
23-10-2019 at 11:20
by: Praxichys
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