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Presenting: The super ghetto DIY pH meter.
Chordate, if you ever decide to get into PICs, I highly recommend the 18Fxxxx series (18F1320 is my ... |
18-3-2011 at 21:50
by: m1tanker78 |
How to stabilize freshly prepared H2O2?
I took advantage of some Na scraps I had left over and made another attempt at this. I dissolved ~1 ... |
18-3-2011 at 19:28
by: m1tanker78 |
Sneeze-->Bang!
Yesterday I conducted some experiments with molten salts. The salts I use don't normally cause the m ... |
18-3-2011 at 09:04
by: m1tanker78 |
How to stabilize freshly prepared H2O2?
Ahem, since we're on the topic of Israel..... 
Years ago, my unit got deployed halfway 'round t ... |
14-3-2011 at 17:53
by: m1tanker78 |
How to stabilize freshly prepared H2O2?
I came across a few references to stabilizers while doing some related searches. They aren't specifi ... |
14-3-2011 at 14:26
by: m1tanker78 |
Chemical properties of disodium chloride?
@Woelen: Thanks, it's history as far as I'm concerned.
@Nicodem: I edited out the specific compan ... |
13-3-2011 at 15:30
by: m1tanker78 |
Chemical properties of disodium chloride?
[quote]It would at once decompose to NaCl and Na.[/quote]
Woelen, that's what I'm afraid of. Do y ... |
13-3-2011 at 08:07
by: m1tanker78 |
Chemical properties of disodium chloride?
[rquote=204121&tid=15779&author=Sedit]I dunno man, it sounds stupid to me but then again im ... |
12-3-2011 at 23:10
by: m1tanker78 |
Chemical properties of disodium chloride?
I also found it in a formulation of eye drops manf'd by ****** * **** called **********. The active ... |
12-3-2011 at 19:10
by: m1tanker78 |
Chemical properties of disodium chloride?
@Sedit:
***** ******* ******** Eye Drops
Drug Facts
Active Ingredients
Dextran 70 (0.1%).. ... |
12-3-2011 at 18:55
by: m1tanker78 |
Chemical properties of disodium chloride?
It's also listed as an inactive ingredient in some eye drops. Sodium chloride is another inactive in ... |
12-3-2011 at 18:22
by: m1tanker78 |
Chemical properties of disodium chloride?
No, it's not a typo. Disodium chloride or Na2Cl....
Can the molecule exist in normal atmospheric ... |
12-3-2011 at 14:39
by: m1tanker78 |
Blue aura (flame) around Na at elevated temp?
These flames are visible in a moderately well lit room (but just barely). There are no other compone ... |
11-3-2011 at 12:44
by: m1tanker78 |
Blue aura (flame) around Na at elevated temp?
I guess it is hydrogen combining with oxygen and burning (same color and faintness of space shuttle ... |
10-3-2011 at 16:01
by: m1tanker78 |
Blue aura (flame) around Na at elevated temp?
Sorry, I didn't get a pic but I might try to reproduce and take a pic or vid...
Why is it that af ... |
10-3-2011 at 15:32
by: m1tanker78 |
Thermal conductivity of gas as func of press
You can use the formulas given in this web page and plug in different values of pressure; leaving th ... |
9-3-2011 at 06:57
by: m1tanker78 |
How to stabilize freshly prepared H2O2?
I diluted some of my freeze-fractioned 15% peroxide down to around 5% and added twice the volume of ... |
8-3-2011 at 17:31
by: m1tanker78 |
Keeping OTC chemicals OTC and bringing back home chemistry
[quote]Never talk to the police! It is impossible to talk your way out of trouble; you can only dig ... |
8-3-2011 at 08:03
by: m1tanker78 |
Presenting: The super ghetto DIY pH meter.
Looks like you did your homework. Reminds me of something out of a Popular Mechanics magazine. Nothi ... |
7-3-2011 at 17:55
by: m1tanker78 |
How to stabilize freshly prepared H2O2?
[rquote=203685&tid=15725&author=bahamuth]Glycerol is a common stabilizer for hydrogen peroxi ... |
7-3-2011 at 15:18
by: m1tanker78 |
How to stabilize freshly prepared H2O2?
Mixell, the only OTC H2O2 available here is 3%. The highest concentration I can achieve from 3% is 1 ... |
7-3-2011 at 14:39
by: m1tanker78 |
How to test CCl4?
Thanks for the suggestions. I'm going to pour it on some oil/grease stains on the driveway during th ... |
7-3-2011 at 12:19
by: m1tanker78 |
How to stabilize freshly prepared H2O2?
First, let me say that the method I'm using to prepare it is with sodium peroxide. I usually cheat a ... |
7-3-2011 at 11:55
by: m1tanker78 |
How to test CCl4?
Thanks HN. I've been treating it like a carcinogen, just in case.
Is there any easy way to con ... |
7-3-2011 at 09:22
by: m1tanker78 |
How to test CCl4?
That it does (well, I've only tested it on some mildew). Are there any other non-polar, relatively s ... |
7-3-2011 at 09:14
by: m1tanker78 |
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