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Sodium ethoxide with NaOH and ethanol
A good reason why no explicit directions would be posted is because they aren't necessary. People wh ... |
14-6-2012 at 16:10
by: S.C. Wack |
Improvised vacuum for suction filtering - how about central locking pumps?
But you don't want strong vacuum really, unless maybe you're filtering sludge through Celite over gl ... |
10-6-2012 at 10:28
by: S.C. Wack |
Water flouridation
Uh, no one drinks water any more, don't you know.
What cabal is responsible for pushing [i]totally ... |
9-6-2012 at 19:37
by: S.C. Wack |
Iodine in juglans nigra
Since the thread is here and I decided to post in it,
BTW there is at least one excellent soap tha ... |
9-6-2012 at 10:30
by: S.C. Wack |
Iodine in juglans nigra
Is there such a thing as iodine-rich soils? Is there measurable iodide in soil?
It's a very large ... |
9-6-2012 at 06:27
by: S.C. Wack |
Oh yeah, no reason to be paranoid...
There are things we know, and things we don't know; the Washington Post says "they" want to make it ... |
6-6-2012 at 16:31
by: S.C. Wack |
Cream of tartar solubility
[url=http://www.druglead.com]UTFMI[/url]
[url=http://www.drugfuture.com/chemdata/]UTFMISE[/url] |
3-6-2012 at 14:54
by: S.C. Wack |
Cleaning and making lithium look presentable
You have of course seen J Chem Ed 515 (1954), which more or less ends with molten Li [url=http://www ... |
30-5-2012 at 15:26
by: S.C. Wack |
Disassembling ZN/C battery to obtain zinc dust
[rquote=249959&tid=20233&author=Arthur Dent]It's just a mess to try to recuperate Zinc or Mn ... |
30-5-2012 at 12:53
by: S.C. Wack |
ethyl acetate - non-acetone nail polish remover
[rquote=249014&tid=17401&author=bbartlog]100% ethyl acetate on the MSDS.[/rquote]
Shit th ... |
19-5-2012 at 08:50
by: S.C. Wack |
OTC Hydrofluoric Acid
No membership on the internet is more familiar with what's in things.
Stores also used to have meth ... |
18-5-2012 at 14:09
by: S.C. Wack |
Clogged fritted funnel
(Di)chromate in sulfuric acid is wonderful for many purposes.
There should be some writing on it un ... |
18-5-2012 at 11:42
by: S.C. Wack |
thin layer coating apparatus for preparative thin layer chromatography
[rquote=248504&tid=20084&author=Chromatogram]"The method is not very satisfactory for prepar ... |
14-5-2012 at 02:53
by: S.C. Wack |
thin layer coating apparatus for preparative thin layer chromatography
Now, admittedly I use homemade SiO2, but I can't see how any fancy mechanism can improve on a glass ... |
13-5-2012 at 19:16
by: S.C. Wack |
thin layer coating apparatus for preparative thin layer chromatography
[rquote=248460&tid=20084&author=watson.fawkes]The answer matters, because the thicker it can ... |
13-5-2012 at 10:24
by: S.C. Wack |
Fuck "Pyrex"
[rquote=248145&tid=12170&author=Dr.Bob]Most Pyrex labware is now made in Germany or England, ... |
10-5-2012 at 15:53
by: S.C. Wack |
Just a post to let everyone know of a great ebay closeout
[rquote=247365&tid=19917&author=99chemicals]None of it is ground glass. So sad![/rquote]
... |
4-5-2012 at 15:50
by: S.C. Wack |
Making Sodium Silicate
Well it's not surprising if such businesses are unfamiliar with chemical names. It's always been cal ... |
4-5-2012 at 15:28
by: S.C. Wack |
Making Sodium Silicate
I assume there is some way to take silica from talc. Perhaps fusion with sodium hydroxide or carbona ... |
2-5-2012 at 12:49
by: S.C. Wack |
Making Sodium Silicate
Metasilicate. Pentahydrate. RD is the company, TSP-90 is what they call it. It seems that this (USA) ... |
30-4-2012 at 13:33
by: S.C. Wack |
Making Sodium Silicate
Not well. RD TSP-90 cleaner is $2/lb, as the pentahydrate. |
30-4-2012 at 03:04
by: S.C. Wack |
Making Sodium Silicate
How about sodium metasilicate. It's sold in pure form as a cleaner over here (great for making silic ... |
29-4-2012 at 13:31
by: S.C. Wack |
Insulated fractionating column
If it's unnoticeable, it is. Use a thermocouple and see how easy it is to maintain temperature.
It' ... |
25-4-2012 at 16:07
by: S.C. Wack |
Melting point apparatus.
Before going to extremes unless you're looking for a Project, I strongly suggest trying a thermocoup ... |
19-4-2012 at 14:14
by: S.C. Wack |
Calcium Sulfate not Precipitating?
Try baking soda instead of the sulfate. There is also the solubility of the suspected CaCl2 in alcoh ... |
19-4-2012 at 13:46
by: S.C. Wack |
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