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toluene and w.spirit Toluene and white spirit are miscible in all proportions.
If you got clouding or layering then on ... |
19-3-2008 at 21:05 by: bio2 |
Use a dimmer to control heating mantle A ceiling fan controller is also a phase controlled triac same as an incandescent dimmer.
These c ... |
19-3-2008 at 20:55 by: bio2 |
DIY Sub Zero C freezer? Install the proper range after market thermostat. These are available at commercial refrigeration su ... |
19-3-2008 at 20:42 by: bio2 |
glass to stainless steel These adapters are called graded seals. Kontes makes a 304SS to borosilicate
in many sizes designat ... |
18-3-2008 at 17:56 by: bio2 |
Stupid little nalgene aspirators... Yep, I've been promoting these for some time. Look at the spec and you will see they are designed fo ... |
14-3-2008 at 17:32 by: bio2 |
Sodium Chlorite Thankyou very much Axt.
Your help is much appreciated. |
14-3-2008 at 07:38 by: bio2 |
Sodium Chlorite No results showed up searching the site for either NaClO2 or sodium chlorite. I also tried the "site ... |
13-3-2008 at 20:14 by: bio2 |
vacuum system controlled leak or control A stopcock is generally for on or off duty only. Also called a "plug" valve.
However they are used ... |
13-3-2008 at 16:28 by: bio2 |
vacuum system controlled leak or control A stopcock is generally for on or off duty only. Also called a "plug" valve.
However they are used ... |
13-3-2008 at 16:28 by: bio2 |
Who is Being Programmed? .....Bush sure is one talented SOB........
Yea, he sure is. He spent trillions on useless wars wh ... |
13-3-2008 at 13:20 by: bio2 |
Who is Being Programmed? Now, I think most of you are aware how the media "programs" the public so this may be "preaching to ... |
13-3-2008 at 09:51 by: bio2 |
for sale: water aspirator and/or water recirculating station, condensor hose hookup ......I'm not sure what to do wih the aspirator pump as it requires running water when almost any vo ... |
7-3-2008 at 21:17 by: bio2 |
filter paper spec My favorite paper is S&S "SharkSkin". It's 12 micron retention, calendered, hardened, medium spe ... |
7-3-2008 at 21:10 by: bio2 |
water electrolysis Yes, statements like that are unfortunate yet I intend to do some experimentation
using resonant fr ... |
6-3-2008 at 13:56 by: bio2 |
for sale: water aspirator and/or water recirculating station, condensor hose hookup An aspirator is still handy to have for evaporating solvents.
With a vacuum pump a cold trap is n ... |
6-3-2008 at 13:27 by: bio2 |
Need a new vacuum gauge... suggestions? Standard round bottom flasks have no problem standing up to full vacuum. |
4-3-2008 at 10:21 by: bio2 |
Nitration of xylene Xylenes are specified by boiling range and as such are available in several "purities".
The "BTX" ... |
3-3-2008 at 10:50 by: bio2 |
Need a new vacuum gauge... suggestions? ........I'd use them myself, but I'm guessing just the first roughing pump would implode most of my ... |
3-3-2008 at 10:32 by: bio2 |
Solvent ideas needed. .......I expect that the material is some form of Cellulose (probably Acetate)...........
Nitroal ... |
3-3-2008 at 10:14 by: bio2 |
Compressed Gases on the Cheap ....... using a plastic 33 or 55gallon drum as the storage tank. The ones I can get my hands one are ... |
1-3-2008 at 13:08 by: bio2 |
Reduced iron powder question There is a procedure for electrolytic Iron in the "Kings Chemistry" book that
worked well when I tr ... |
1-3-2008 at 12:49 by: bio2 |
Compressed Gases on the Cheap For a low pressure (30-60 PSI) hydrogenation this is easily done in a tank say several times larger ... |
1-3-2008 at 12:27 by: bio2 |
Compressed Gases on the Cheap .......As for compression, I'm thinking about a fridge compressor - Would this work for hydrogen? It ... |
29-2-2008 at 15:20 by: bio2 |
Safely clean burned food residue on copper pan? I have used gasoline and diesel which after soaking a day or two softens the burnt carbonized oil en ... |
28-2-2008 at 17:10 by: bio2 |
Kitty Litter as a Source of Silica Gel? I have a bag of zeolite clay cat litter that actually has an elemental assay on the label. |
27-2-2008 at 07:30 by: bio2 |
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