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Quick and easy source of H2O2?
In many countries obtaining hydrogen peroxide has become increasingly difficult, and recent EU regul ... |
22-4-2014 at 04:01
by: Polesch |
Is anybody in need of unwatched chemicals?
[rquote=311260&tid=27827&author=ElectroWin]looking for metallic bismuth[/rquote]
www.roto ... |
14-12-2013 at 11:53
by: Polesch |
Understanding electric sparks
[rquote=307423&tid=27314&author=hyfalcon]There's is a BIG sticky at the top of this section ... |
16-11-2013 at 05:53
by: Polesch |
Understanding electric sparks
I'm just another amateur that wants to attempt a small-scale Birkeland-Eyde process, if not only as ... |
16-11-2013 at 04:42
by: Polesch |
1,1,2,2-tetrabromoethane Synthesis & Impurities
I don't have that much bromine left, and I plan to use the rest on a methylamine synthesis. If I fai ... |
24-6-2013 at 07:50
by: Polesch |
1,1,2,2-tetrabromoethane Synthesis & Impurities
I did not clean the acetylene in any way, and the gas produced did have a distinct smell (of old wet ... |
24-6-2013 at 04:57
by: Polesch |
1,1,2,2-tetrabromoethane Synthesis & Impurities
I became interested with acetylene when I learned about the metal acetylides, Cu/Ag acetylides are r ... |
24-6-2013 at 04:21
by: Polesch |
1,1,2,2-tetrabromoethane Synthesis & Impurities
I've successfully made tetrabromoethane by passing acetylene gas directly into dry bromine, but the ... |
24-6-2013 at 02:37
by: Polesch |
Researchers zero in on a cause of aging
The idea that shortening of the telomeres might be a cause of aging has just been a hype, there's st ... |
29-5-2013 at 06:20
by: Polesch |
Soda and Illegal Drugs Cause Similar Damage to Teeth: Acids Erode Enamel
I'm no expert on drugs myself, but I do think most of this is pure bullshit. I don't want to defend ... |
29-5-2013 at 06:10
by: Polesch |
An Olfactory Challenge
Could anybody mix a drop of chloroform with some aniline in a test tube, and add a drop of alcoholic ... |
26-5-2013 at 22:45
by: Polesch |
On Acetylides
I've been doing chemistry for a few years now as a hobbyist, but never felt drawn to chemicals of th ... |
11-5-2013 at 14:32
by: Polesch |
Acetamide Synthesis
[rquote=283289&tid=23491&author=Adas]Very nice results, Polesch! Taking into consideration t ... |
7-5-2013 at 00:54
by: Polesch |
Acetamide Synthesis
So I did a very quick synthesis of acetamide this week following this discussion, by simply mixing a ... |
6-5-2013 at 13:03
by: Polesch |
Acetic anhydride preparation
This synthesis might not be very useful, but you can prepare acetic anhydride by distilling a mixtur ... |
7-3-2013 at 12:21
by: Polesch |
Nitrous oxide and transferrin saturation levels
I'm a regular blood donor, and my values range from 15.5-18 g/dL hemoglobin and my transferrin satur ... |
19-2-2013 at 12:56
by: Polesch |
Lab hotplate with stirrer on a budget?
I'm looking for a hotplate with magnetic stirring in the price-range of 180-250 USD, which excludes ... |
14-11-2012 at 10:04
by: Polesch |
Make Potassium (from versuchschemie.de)
I came across this book "Small-Scale Synthesis of Laboratory Reagents - with Reaction Modeling" by L ... |
19-10-2012 at 02:09
by: Polesch |
Looking for a wide mouth bottle
I have this one bottle, a 50 mL wide-mouth bottle, I believe the glass is soda lime and the cap phen ... |
6-10-2012 at 10:04
by: Polesch |
Sulfuric acid on skin contact
"Discuss topics pertaining to mad science (...)" So I guess this is the perfect place for this discu ... |
6-10-2012 at 08:15
by: Polesch |
Make Potassium (from versuchschemie.de)
How can you explain the thermodynamics involved in this reaction? If the reaction is as stated in Nu ... |
15-5-2012 at 09:48
by: Polesch |
Ampules and glass tube sealing
I have some chemicals that I would like to seal in a nice glass tube, but I've never done any glass ... |
9-7-2011 at 17:00
by: Polesch |
