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Mercury metal from eBay ?
I speak from lots of experience.
http://www.sciencemadness.org/talk/viewthread.php?tid=29871
5-8-2016 at 06:25
by: Praxichys
Mercury metal from eBay ?
[rquote=453489&tid=66845&author=Arg0nAddict]Less than one pound of liquid Mercury can be shi ...
4-8-2016 at 05:33
by: Praxichys
Metathesis reactions for caesium thiocyanate, CsSCN
You could try using oxalic acid. Add oxalic acid to a solution of CsCl and steam distill until the d ...
3-8-2016 at 04:39
by: Praxichys
Making / Selling Chemicals
I think because people have a tendency to improperly ship things. Spilling mercury on an airplane an ...
2-8-2016 at 09:02
by: Praxichys
Making / Selling Chemicals
If there are certain things you would like to make and sell, feel free to post them on SynthSource.o ...
28-7-2016 at 05:27
by: Praxichys
What is this Chemical?
That looks a lot like sodium thiosulfate pentahydrate.
The reaction with copper sulfate should h ...
27-7-2016 at 07:37
by: Praxichys
Noob Organic Chemistry question involving Oxamide
Yes, Ph.Z. brings up a good point. Many ammonium carboxylates readily lose water to form their acid ...
27-7-2016 at 07:08
by: Praxichys
Group Buying Reagents & Solvents
I like the idea of that list. I have almost 1000 small (120mL) polyethylene containers on hand that ...
26-7-2016 at 11:25
by: Praxichys
Kleen-Out Drain Opener 93% H2So4 7% H20?
I find that most contaminants are easy to deal with. I usually add about 5% by volume of 29% H2O2 to ...
26-7-2016 at 10:41
by: Praxichys
Why is denatured ethanol so pricey?
Well, bad news for me. I went to ACE just now and they didn't have any of the MEK substitute left in ...
26-7-2016 at 08:39
by: Praxichys
Group Buying Reagents & Solvents
Yes, we had a very successful group buy of various alcohols last year. Several liters each of ACS gr ...
26-7-2016 at 06:39
by: Praxichys
Group Buying Reagents & Solvents
I run SynthSource. We made it because the owners of ScienceMadness was not comfortable creating a bu ...
26-7-2016 at 04:31
by: Praxichys
Transformation of AA battery to medication. (Chemistry)
Nice video! I'm glad to see I'm not the only Tobu fan.
25-7-2016 at 17:43
by: Praxichys
Why is denatured ethanol so pricey?
I also have two ACE locations nearby. I'm going to stop by tomorrow around lunchtime and buy it up i ...
25-7-2016 at 17:09
by: Praxichys
Why is denatured ethanol so pricey?
[rquote=455924&tid=67572&author=Loptr]
What's funny is that I can't find MEK substitute. I ...
25-7-2016 at 09:08
by: Praxichys
any good in ibuychemikals.com?
Drat! I totally would have. This would have been an excellent group buy opportunity. I suppose I can ...
25-7-2016 at 08:25
by: Praxichys
Powdering aluminum - any "tricks" like quenching in liquid N2 or flash freezing?
Taking an orbital sander to a wet block of aluminum yields powder that I have found suitable for fla ...
25-7-2016 at 05:20
by: Praxichys
any good in ibuychemikals.com?
These prices are incredible if they offer shipping to the USA. It looks like they might be just star ...
25-7-2016 at 04:58
by: Praxichys
Why is denatured ethanol so pricey?
A good choice is Klean-Strip "Green" denatured alcohol.
http://www.homedepot.com/p/Klean-Strip-1 ...
24-7-2016 at 18:41
by: Praxichys
Keeping bromine safely contained
I made my bromine by oxidizing HBr. I added H2SO4 to a saturated solution of KBr which made a concen ...
22-7-2016 at 10:57
by: Praxichys
Noob Organic Chemistry question involving Oxamide
Typically this preparation of amides involves refluxing the carboxylic acid with urea for extended p ...
22-7-2016 at 06:35
by: Praxichys
How to get ammonium acetate from ammonium chloride
Rather than starting with ammonium chloride, you could go to the grocery store and purchase some whi ...
22-7-2016 at 06:16
by: Praxichys
Keeping bromine safely contained
For what it's worth, I isolate the pure bromine and keep it in a "boston round" type glass bottle in ...
22-7-2016 at 06:11
by: Praxichys
Interest Check: Sodium Dithionite, Na2S2O4 (Sodium Hydrosulfite)
I love buying things just to have them in stock. I'm assuming this is the dihydrate? I'd be interest ...
21-7-2016 at 06:33
by: Praxichys
How far would you drive to participate in co-op "group buys" of various products & summer picnic??
[rquote=455058&tid=66448&author=NEMO-Chemistry]
Do you have a link to your channel? I like ...
19-7-2016 at 04:53
by: Praxichys
[Next Page]
Sciencemadness Discussion Board
» Search
Select A Forum
Fundamentals
» Chemistry in General
» Organic Chemistry
» Beginnings
» Responsible Practices
» Miscellaneous
Engineering and Equipment
» Reagents and Apparatus Acquisition
» Electronics
» Process Engineering
» Materials and Metallurgy
Special Topics
» Analytical Chemistry
» Electrochemistry
» Energetic Materials
» Biochemistry
» Radiochemistry
» Computational Models and Techniques
Literature and Documentation
» Sciencemadness Wiki
» Prepublication
Non-science
» Forum Matters
» Legal and Societal Issues