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Discontinued reagents
While I'm discussing this and I am still beset with insomnia...
there is the slightest, tiniest ray ...
9-8-2014 at 22:08
by: DieForelle
Discontinued reagents
There's plenty of subtle misinformation here. I'm sure I'll miss something because I only skimmed t ...
9-8-2014 at 21:36
by: DieForelle
Sigma-Aldrich
I think at the very least someone like Sigma is going to make sure you have a listing in Dun & B ...
29-5-2013 at 22:52
by: DieForelle
Should I get rid of my H2SO4?
I thought I should post the picture after all. It's just a few milligrams of material, obviously.
...
17-2-2013 at 09:15
by: DieForelle
Should I get rid of my H2SO4?
Sorry to bump but I have a question or two and I think it's best answered here. Hope the OP mewrox9 ...
17-2-2013 at 08:27
by: DieForelle
warning - possible counterfeit Pyrex on ebay
Thanks everyone. Dr. Bob you have a good point about the motives of someone counterfeiting somethin ...
2-2-2013 at 19:55
by: DieForelle
warning - possible counterfeit Pyrex on ebay
Pictures:
[img]http://img194.imageshack.us/img194/6800/fakepyrex.jpg[/img]

I bought this Erlenme ...
2-2-2013 at 04:38
by: DieForelle
NaOH + lactic acid = strange smell
"Then I added some 80% lactic acid (food grade, brown-colored like vinegar)"
"it is possible that o ...
15-1-2013 at 08:46
by: DieForelle
Three solvents miscibility
While this is up, a somewhat related question.
I know the hygroscopic nature of alcohol means it is ...
15-1-2013 at 05:13
by: DieForelle
Anyone registered a company to obtain equipment/reagents?
"Because we know that they vet certain items anyhow...no matter who the buyer is."

My point in th ...
25-9-2012 at 10:33
by: DieForelle
Anyone registered a company to obtain equipment/reagents?
This whole issue is periodically discussed "without conclusion". Why chemicals aren't sold to indiv ...
25-9-2012 at 10:18
by: DieForelle
How pure is denatured alcohol?
Right, the flavoring (or pharmaceutical) companies have to document that the products they make with ...
28-8-2012 at 13:39
by: DieForelle
How pure is denatured alcohol?
Here we go, everything you could possibly want to know about this particular bureaucracy:
http://ww ...
28-8-2012 at 12:07
by: DieForelle
Juicers, Trippers, and Crocodiles: The Dangerous World of Underground Chemistry
Typical media chemophobia-mongering. It's getting to the point where if you buy vinegar, bleach, a ...
28-8-2012 at 11:38
by: DieForelle
Californian chemophobia
Yes, as the Texas example shows, this kind of idiocy can show up just about anywhere.
The Californi ...
28-8-2012 at 11:28
by: DieForelle
How pure is denatured alcohol?
Wow! I'm shocked someone who works for the mighty Sigma Aldrich is allowed to reveal that here. It ...
28-8-2012 at 10:19
by: DieForelle
really, really long term storage of food grade NaOH
Thanks, that's a good tip and no I wasn't aware how plastic was permeable to C02. I was a little su ...
28-8-2012 at 09:26
by: DieForelle
How pure is denatured alcohol?
Hmmmmm. I did find this:
http://www.usp.org/support-home/frequently-asked-questions/usp-and-its-st ...
27-8-2012 at 17:59
by: DieForelle
How pure is denatured alcohol?
Ah, good old EtOH.

"Because of the tax on non-denatured (drinkable) ethanol nearly everything we ...
27-8-2012 at 17:46
by: DieForelle
really, really long term storage of food grade NaOH
After a great deal of searching around, I managed to find someone willing to sell me some true food ...
27-8-2012 at 17:01
by: DieForelle
Vanillin - adulterated?
[b]Pure flavourings often don't smell or taste precisely how people expect them to. [/b]

This is ...
2-4-2012 at 19:56
by: DieForelle
Readily Available Chemicals Website: Version 2
Well, since it's come up, I'll say I have ordered from an Amazon reseller. Further details not to b ...
1-4-2012 at 21:13
by: DieForelle
anybody familiar with the use of TISAB buffers?
Thanks for the advice francis!
1-4-2012 at 20:43
by: DieForelle
Graingers for supplys?
Which Grainger sub-supplier were those coming from? It seems like LabChem, Ricca, and Spectrum are ...
30-3-2012 at 11:14
by: DieForelle
anybody familiar with the use of TISAB buffers?
This is a pretty far-out topic for this board. I might need to find a more specialized one, but that ...
30-3-2012 at 10:30
by: DieForelle
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