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Safety measures for working with NO2
Those who died will not admit.

This forum is not the whole world. I've read some medical reports ...
15-10-2021 at 01:34
by: Oxy
2021 Secret Santa - Sign up here
This year I can't participate as I am moving to other country and don't know if it's possible to run ...
14-10-2021 at 21:34
by: Oxy
Safety measures for working with NO2
Be careful after being exposed to things which may cause pulmonary edema. Any physical effort is not ...
14-10-2021 at 21:31
by: Oxy
A Beginner Microscope
If you're looking for something not aspiring to professional - on last Christmas I bought a Levenhuk ...
14-10-2021 at 14:31
by: Oxy
[rquote=665436&tid=157141&author=Mush]Do buyers get bombarded with promotional stuff from ...
7-10-2021 at 11:10
by: Oxy
Mothballs - what is available where you live?
Actually camphore might be not as useless as it looks. Vogel (not only but also physical chemistry t ...
7-10-2021 at 06:42
by: Oxy
Secret Santa 2021
What are typical christmas sweet things or such ...
4-10-2021 at 14:10
by: Oxy
Ohaus again (balances and hotplates)
For really correct density measurement I would suggest to use a pycnometer. Not suitable for all liq ...
4-10-2021 at 14:06
by: Oxy
Ohaus again (balances and hotplates)
I was using OHaus scale with resolution to 0.01g and after it got damaged I switched to cheap 0.01g ...
4-10-2021 at 03:02
by: Oxy
Safety measures for working with NO2
I would not trust old military masks and especially their filters. You can buy new mask with brand n ...
28-9-2021 at 07:06
by: Oxy
A Note on the Synthesis of 3-Nitrophthalic Acid
One problem: I do not have a proper m ...
24-9-2021 at 12:18
by: Oxy
European Sulfuric Acid Ban
We shouldn't try to prove anything. What I wanted to say is just that I am able to understand why pe ...
20-9-2021 at 21:18
by: Oxy
European Sulfuric Acid Ban
No need for any unnecessary bad emotions, I am here as well.
I am not telling that I am against ama ...
20-9-2021 at 11:25
by: Oxy
European Sulfuric Acid Ban
I agree with that. Like everybody else here, I j ...
19-9-2021 at 22:24
by: Oxy
Isolating a deliquescent crystals from a saturated solution
You can easily remove the water by applying heat and vacuum. RBF with gas take-off adapter connected ...
17-9-2021 at 11:52
by: Oxy
Lethal dose of mercuric nitrate
Compare this to the half life of cyanide. This is ...
13-9-2021 at 12:08
by: Oxy
KHSO4 Potassium bisulfate
Another option is bromic acid synthesis from potassium bromide and sulfuric acid.

Regarding safet ...
7-9-2021 at 10:17
by: Oxy
Border between inorganic and organic chemistry ?

The range of chemicals studied in organic chemistry includes hydrocarbons
So CO, [...] ...
6-9-2021 at 10:52
by: Oxy
Taking on and teaching an an assistant
You can use university lab manual and do some theory and practice on all basic procedures (various t ...
24-8-2021 at 08:36
by: Oxy
Collecting and storing gases
You can use low temperature to liquefy the gas and store it then in a gas cylinder.
Regarding brom ...
9-8-2021 at 20:42
by: Oxy
What kind of gas mask should I buy for chlorine/SCl2
I wonder why people are so enthusiastic to military gear.
It's not the best to be honest, especial ...
9-8-2021 at 10:42
by: Oxy
Chemical purity grade food
Purity for food is much higher than "for analysis". Food grade chemicals must be prepared with a dif ...
2-8-2021 at 00:33
by: Oxy
Replacing halogen by hydrogen
Methyl iodide has a boiling point of 42[sup]o[/sup]C

Here you can find some info about alpha-halo ...
30-7-2021 at 17:14
by: Oxy
Help with solvent extraction and TLC of 5 hydroxymethyl furfural
Use much smaller samples and also much smaller concentrations. You should have spots but you have sm ...
26-7-2021 at 20:27
by: Oxy
How to effect a separation of two nearly identical cholesterols/steroids
Personally I would try to separate them chromatographically.
Find a system by means of TLC which gi ...
23-7-2021 at 18:37
by: Oxy
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