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Need an easy synthesis of Perchloric acid
[rquote=488279&tid=75570&author=BromicAcid]Massive threads on perchloric acid around here, t ...
21-7-2017 at 12:08
by: woelen
Repair tungsten wedding ring
This indeed is not the smartest thing you did.
Probably you have something to explain to your wife ...
19-7-2017 at 06:19
by: woelen
Chlorite production
None of these methods work. Chlorite is a stronger oxidizer than chlorate. It tends to disproportion ...
19-7-2017 at 01:31
by: woelen
iodine monochloride (wijs)& trichloroethane1,1,1 UK
ICl has indefinite shelf life, but only so when it is stored in a very well sealed container. Best w ...
18-7-2017 at 10:34
by: woelen
iodine monochloride (wijs)& trichloroethane1,1,1 UK
I do not agree that ICl is more noxious than SOCl2, CrO2Cl2 or white P.

ICl certainly is corrosiv ...
17-7-2017 at 23:18
by: woelen
Outside Vs Fumehood
Sometimes I do experiments outside. A good option is to make a little barn with just 4 poles and a r ...
17-7-2017 at 06:18
by: woelen
Multiple Complex Synthesis (3rd attempt)
I siggest you first keep on experimenting with copper metal. It gives a lot of experience and it has ...
15-7-2017 at 13:18
by: woelen
Lost my log in details
See U2U for further checks/instructions.
13-7-2017 at 14:09
by: woelen
Ammonium Nitrite Isolation
I think that NH4NO2 is less stable than NH4ClO3. It is not more explosive, it simply decomposes whil ...
12-7-2017 at 10:34
by: woelen
OTC Oxalyl Chloride Challenge
@fumingjohnny: It is best to put everything in a single post. These three posts can be left as they ...
12-7-2017 at 07:23
by: woelen
Multiple Complex Synthesis (3rd attempt)
For clean oxidation of copper (and many other metals) you need a strong acid, besides the oxygen-con ...
12-7-2017 at 06:53
by: woelen
Ammonium Nitrite Isolation
Solid ammonium nitrite is very unstable, especially if it is not perfectly dry. I do not believe you ...
11-7-2017 at 22:44
by: woelen
UK legal disposal of banned substances.
[rquote=487516&tid=75357&author=Rosco Bodine][...]
It must be just peachy enjoying all the ...
11-7-2017 at 05:22
by: woelen
Cu(II) coordinated with Ascorbic Acid (Vitamin C)
It is interesting to make chemicals yourself, but there are a few very basic chemicals which in my o ...
10-7-2017 at 11:19
by: woelen
Colourless gas from making copper nitrate
The colorless gas is NO, which reacts with oxygen from air to form NO2. The following experiment is ...
10-7-2017 at 02:01
by: woelen
Cu(II) coordinated with Ascorbic Acid (Vitamin C)
Several things are in play at the same time, obscuring what really happens.

Copper metal certainl ...
10-7-2017 at 01:34
by: woelen
Glacial acetic acid from acetic anhydride?
If you are doing this for a hobby, then simply wait two weeks for your glacial acetic acid and then ...
6-7-2017 at 12:37
by: woelen
Glacial acetic acid from acetic anhydride?
I have actually done this to make really water-free acetic acid. I had 250 ml of acetic acid, which ...
6-7-2017 at 07:15
by: woelen
Need help, looking for good chemistry books...
What helped me enormously is buying old books from the 1930s, but also from the 1950s-1960s period. ...
4-7-2017 at 11:09
by: woelen
For sale: Sodium metal 99,99% in glass ampoules
These look very good and your price also is good, but they are quite big (from tip to round bottom a ...
3-7-2017 at 12:52
by: woelen
For sale: Sodium metal 99,99% in glass ampoules
Could you provide prices of the different types of ampoules you have? If you don't want to post them ...
3-7-2017 at 10:47
by: woelen
For sale: Sodium metal 99,99% in glass ampoules
A 5 gram ampoule of Rb or Cs also would be very nice for me. I am afraid 20-30 grams ampoules will b ...
3-7-2017 at 00:57
by: woelen
Mysterious chinese glassware sellers
[rquote=486459&tid=66369&author=Cuban_Pete][...] then my talents are better spent elsewhere. ...
27-6-2017 at 03:38
by: woelen
Silver nitrate stain removal
This is no issue in cleaning small patches of skin. The amount of silver in the dark stains is incre ...
22-6-2017 at 04:26
by: woelen
Chlorate cell first attempt
You can have a fairly good approximation of constant current if you use a higher supply voltage, com ...
22-6-2017 at 02:28
by: woelen
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