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Titration Vs Density
Concentration found by density is much more inaccurate than by titration.
But for simplicity non ... |
12-8-2010 at 14:05
by: bahamuth |
Büchi Rotavapor M 14/20 adaptor
Have ordered from them before but forgot to think of them.
Anyways I doubt they have part for thi ... |
5-8-2010 at 13:35
by: bahamuth |
Büchi Rotavapor M 14/20 adaptor
Hi.
Do anyone have a spare of one of these or know where to buy one? The threads are named SVL 22 ... |
5-8-2010 at 13:19
by: bahamuth |
Dow Corning Vacuum Grease Cleanup
I've had luck with KOH in Ethanol in the past instead of using expensive solvents.
Really not tr ... |
19-6-2010 at 06:59
by: bahamuth |
Electrolysis of NaCl in glycerol
I know it is off topic but you can perhaps use Propylene carbonate instead if you can acquire it. ht ... |
15-6-2010 at 16:13
by: bahamuth |
Keeping crap out of my vacuum pump?
If you have a good rotary vane pump, no liq. nitrogen or dry ice trap is going to keep water out of ... |
15-6-2010 at 16:09
by: bahamuth |
question regarding stoppers and tubing
Here's a tool that will help you make the hole sizes you want:
http://cgi.ebay.com/7-PIECE-CORK-R ... |
4-6-2010 at 11:17
by: bahamuth |
NMP - Purification - Ideas?
I can spin 6 50mL tubes at once, but have not scaled up yet.
Discovered something about the gel, ... |
22-5-2010 at 07:15
by: bahamuth |
The deadly mortar and pestle
A fellow student did just as stated in the journal, added more than a ccm of sugar, chlorate and sul ... |
21-5-2010 at 14:58
by: bahamuth |
NMP - Purification - Ideas?
I found one type of paint stripper which they sell in Scandinavia from Biltema, and the MSDS was eas ... |
14-5-2010 at 07:48
by: bahamuth |
xylazine powder. Is artchemicals.com any good?
Wiki states that xylazine is an emetic for cats, would you have your cat vomiting while grooming..
... |
9-5-2010 at 11:27
by: bahamuth |
extraction of Chlorophyll with acetone"requesting"
If you want to quantify the different pigments you have to run it on a HPLC, since the chlorophylls ... |
9-5-2010 at 04:13
by: bahamuth |
extraction of Chlorophyll with acetone"requesting"
If calamus is out to get analytical results he needs to kill of the enzymes, and remove the water as ... |
5-5-2010 at 13:23
by: bahamuth |
extraction of Chlorophyll with acetone"requesting"
Extraction of chlorophyll.
You need it dry, not the substrate but the extract.
Chlorophyll degra ... |
3-5-2010 at 12:33
by: bahamuth |
Pear shaped flasks
DJF90, I know it is not the "right" flask, considering that it has a to large flat surface for press ... |
21-4-2010 at 07:51
by: bahamuth |
Pear shaped flasks
A pear shaped flask is used when recovery of small amounts of product, distilling with "never distil ... |
20-4-2010 at 15:47
by: bahamuth |
Selling your product.
WOW, and I have unlimited supply of Bligh&Dyer waste, I distill it through a 90cm vigreux and on ... |
17-4-2010 at 18:20
by: bahamuth |
sucrose octanitrate
I tried to nitrate sugar once, but it needed constant stirring and cooling in an ice bath, turned aw ... |
17-4-2010 at 03:59
by: bahamuth |
Capsaicin extraction and isolation
Could i suggest a modified Bligh & Dyer?
Add 150 parts of 1:2 Chloroform:Methanol and 40 part ... |
14-4-2010 at 06:28
by: bahamuth |
glassware holding a magnetic field (?)
I see this all the time, if I understand you correct.
I believe it to me static electricity of so ... |
14-4-2010 at 06:06
by: bahamuth |
Fixing a broken heating mantle
Thanks for all the advise, but as it turns out I decided not to buy myself work.
But needed a lar ... |
13-4-2010 at 14:24
by: bahamuth |
Fixing a broken heating mantle
I am currently in a position to acquire a heating mantle which is said to be broken, e.g. do not hea ... |
9-4-2010 at 09:38
by: bahamuth |
Determination of the alkali metals in silicious minerals.
Not the same substrate but one place I worked we digested ultra purified quartz in 40% HF and had it ... |
25-3-2010 at 16:19
by: bahamuth |
Mag stirring through Glas-Col heating mantle?
A little off topic, but have seen a controller of sorts one would fit on the power cord of the mantl ... |
20-3-2010 at 03:34
by: bahamuth |
Easy to make aromatic esters
Here, as promised, a chart of the different esters we made and smelled on.
Far from complete, as ... |
14-2-2010 at 07:53
by: bahamuth |
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