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Extracting caffeine from coffee - photo essay
I would "blame" the good yield on boiling the powdered tea in the Na2CO3/water for several minutes.
... |
3-3-2012 at 07:46
by: bahamuth |
Extracting caffeine from coffee - photo essay
[rquote=182093&tid=14139&author=entropy51]Now use your filter flask (fitted with a cold fing ... |
3-3-2012 at 03:23
by: bahamuth |
Education on Illicit substances
[rquote=239117&tid=19002&author=a_bab]All I read here between the lines is a bunch of dopehe ... |
2-3-2012 at 04:39
by: bahamuth |
esters!
[rquote=238885&tid=18980&author=phlogiston]It must be available nearly everywhere as battery ... |
29-2-2012 at 15:19
by: bahamuth |
Education on Illicit substances
Hehe, it is really amazing that all the shortcomings of the human race can be linked to religion... |
29-2-2012 at 15:17
by: bahamuth |
Dichloromethane ?
[rquote=238714&tid=1083&author=bfesser]As for the red rubber vacuum tubing, it was hard for ... |
27-2-2012 at 17:17
by: bahamuth |
Attaining perfection.
Perfection is as most things, relative. To be defined in the eyes of the beholder.
The genetic co ... |
27-2-2012 at 15:26
by: bahamuth |
Finally a simple method for the realitive purification of NOS
[rquote=72533&tid=6369&author=kafka]my friend (who does nos much more than i) has goen throu ... |
27-2-2012 at 12:28
by: bahamuth |
Education on Illicit substances
I've said it before (though maybe not on this forum), let people do what they want with their own bo ... |
27-2-2012 at 12:02
by: bahamuth |
Knf un840 ptfe diagphram vacuum pump
[rquote=238380&tid=18970&author=TheLogos]So where do I find teflon hosebarb adapter?[/rquote ... |
25-2-2012 at 16:19
by: bahamuth |
Thermal decomposition products of TCCA in water at extraction from chlorinating tablets
[rquote=238381&tid=18953&author=Polverone]According to US patent 2,828,308, TCCA may be puri ... |
25-2-2012 at 16:15
by: bahamuth |
Thermal decomposition products of TCCA in water at extraction from chlorinating tablets
[rquote=238337&tid=18953&author=entropy51][rquote=238305&tid=18953&author=bahamuth]I ... |
25-2-2012 at 10:36
by: bahamuth |
Gallium + water vs. iron
It appears to be several iron alloys that exibit embrittlement by action of gallium, though I find m ... |
25-2-2012 at 09:12
by: bahamuth |
Making glassware food safe
Standard cleaning like soaking in sodium silicate/NaOH hot water solution for several days, rub them ... |
25-2-2012 at 04:36
by: bahamuth |
Knf un840 ptfe diagphram vacuum pump
Take a picture of the pump centered on the missing barb, and measure the hole with a caliper and I'l ... |
25-2-2012 at 04:28
by: bahamuth |
Thermal decomposition products of TCCA in water at extraction from chlorinating tablets
Are you telling me how to make chloroform, and the safety precations!?
If you read my profile yo ... |
25-2-2012 at 04:21
by: bahamuth |
Thermal decomposition products of TCCA in water at extraction from chlorinating tablets
[rquote=238160&tid=18953&author=weiming1998]If it still doesn't work, then use something lik ... |
24-2-2012 at 10:05
by: bahamuth |
Thermal decomposition products of TCCA in water at extraction from chlorinating tablets
Starting a new thread as I the info on this subject that I found on the forum was either scattered o ... |
24-2-2012 at 05:06
by: bahamuth |
Molar Mass from BP Elevation
By god, first hit on Google after search phrase "molar mass boiling point", [url=http://www.chem.pur ... |
22-2-2012 at 15:24
by: bahamuth |
Is it possible to get sick from potassium ferrocyanide?
Could perhaps be hydrogen cyanide, but don't worry, if you aren't dead yet you most likely won't be ... |
22-2-2012 at 11:31
by: bahamuth |
compressor safety
That's actually another thing, if you have to narrow tubing, and to long a path very low pressures w ... |
21-2-2012 at 23:27
by: bahamuth |
compressor safety
[rquote=237787&tid=18916&author=resveratrol]Perhaps I should look into buying a better pump. ... |
21-2-2012 at 17:06
by: bahamuth |
compressor safety
That fuel pump gives the basic idea.
Concerning the path of the solvent vapor, if there is vapor ... |
21-2-2012 at 12:22
by: bahamuth |
compressor safety
That pump is a diaphragm pump and works nothing like a refrigirator compressor except that both comp ... |
21-2-2012 at 10:37
by: bahamuth |
Methanol Concentration
[rquote=237616&tid=18887&author=Lambda-Eyde]
I was not aware of that. One time I spilled a ... |
20-2-2012 at 14:06
by: bahamuth |
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