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Need some "ancient chemistry" advice
I think you mean [url=http://www.cavemanchemistry.com]Caveman Chemistry[/url]
"Browse the Book" g ... |
28-1-2010 at 15:32
by: entropy51 |
phenylacetic acid
[quote]did any of you gods see the word discussion in what I cut and pasted?[/quote] There was plent ... |
28-1-2010 at 15:27
by: entropy51 |
vacuum pump trouble.
I never saw a diaphragm pump that used oil, but maybe I missed something.
Are the diphragms made ... |
28-1-2010 at 15:10
by: entropy51 |
sodium bisulfite from sodium bisulfate
[quote]I don't really understand how to properly balance equations [/quote]Yes, that was my point. ... |
28-1-2010 at 14:44
by: entropy51 |
sodium bisulfite from sodium bisulfate
[quote]While it tends to be a lot easier to just order the necessary supplies, I find that from an e ... |
27-1-2010 at 18:17
by: entropy51 |
potassium disposal
What's the big deal about Na-K? It has been used to [url=http://www.nordichardware.com/Reviews/?pag ... |
27-1-2010 at 17:37
by: entropy51 |
phenylacetic acid
[rquote=170540&tid=13314&author=turd] That this thread would attract the usual crowd of soci ... |
27-1-2010 at 16:23
by: entropy51 |
chat room for drug designer
[rquote=170489&tid=13311&author=ANDLOS] i realy know doctors who want to spread scientific i ... |
27-1-2010 at 06:55
by: entropy51 |
questions regarding methylamine synthesis impurities.
[quote]If the acetone is added gently and the bleach starts cool, the acetone will form a layer on t ... |
27-1-2010 at 06:47
by: entropy51 |
Nitromethane
[rquote=170490&tid=13251&author=arnoldclab]It's important to note that most of these methods ... |
27-1-2010 at 06:36
by: entropy51 |
what gives of more energy in a form of heat, one burner on high, or two on low?
raf696, sorry to hear about your current situation.
Have you tired talking to the utilities and a ... |
27-1-2010 at 06:17
by: entropy51 |
Questions about Fume Hoods and Filtering Exhaust
You can just stick the hose in a jug of water, but be sure to use a trap! And the trap should be lar ... |
26-1-2010 at 16:26
by: entropy51 |
phenylacetic acid
Watson, you misspelled pig$ again! |
26-1-2010 at 14:42
by: entropy51 |
sinks
The lab supply places sell a plastic mesh by the roll. A few thicknesses of that in the sink help p ... |
26-1-2010 at 13:35
by: entropy51 |
Questions about Fume Hoods and Filtering Exhaust
1. If you dunk the hose in water the HCl may dissolve so fast that the water will suck back into th ... |
26-1-2010 at 11:11
by: entropy51 |
hydrogen or carbon monoxide
Probably my favorite chemistry book! |
26-1-2010 at 07:05
by: entropy51 |
hydrogen or carbon monoxide
See page 43 of [url=http://www.archive.org/details/collegechemistry032897mbp]Chemistry in the Labora ... |
26-1-2010 at 06:42
by: entropy51 |
Penicillin from acetanilide??
I think maybe someone confused penicillin with sulfanilamide, another antimicrobial agent from that ... |
26-1-2010 at 06:21
by: entropy51 |
Questions about Fume Hoods and Filtering Exhaust
[quote]any ideas for a belt drive induction type blower (one that doesn't have the motor inline)?[/q ... |
26-1-2010 at 05:30
by: entropy51 |
anhydrous ammonia
[quote]keep sparks away, because from my understanding anhydrous ammonia is combustible [/quote]Only ... |
25-1-2010 at 17:43
by: entropy51 |
anhydrous ammonia
[quote]I have taken the prices from the Acros-catalogue and compared them with the (theoretical) mol ... |
25-1-2010 at 16:54
by: entropy51 |
Questions about Fume Hoods and Filtering Exhaust
I think you might want to "filter" the fumes [b]before[/b] they enter your exhaust system. You ment ... |
25-1-2010 at 15:39
by: entropy51 |
Schematic for Electrolysis Device
I use a variac driving a stepdown transformer rated at 10 volts/10 amps. The transformer output is ... |
24-1-2010 at 10:40
by: entropy51 |
Cheetah 5.0/LOTUSES/MATEO/OTUSES/EDPHT?? Computer Code ??
Cheeta is export controlled.
Giving a foreign national information about the code is "deemed expo ... |
23-1-2010 at 18:14
by: entropy51 |
Science project prompts SD school evacuation
I think a lot of this stupidity is just that almost [b]no one[/b] knows [i]anything[/i] about scienc ... |
23-1-2010 at 18:07
by: entropy51 |
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