| Search |
| [Next Page] |
Cleaning up iron(III)ferrocyanide stains
Hot, dillute HCl-solution worked just fine for me. It needed some brushing but now it is as clean as ... |
9-3-2007 at 23:56
by: kaviaari |
Cleaning up iron(III)ferrocyanide stains
I made prussian blue in a ground joint erlenmeyer flask. Everything turned out nice, but when it was ... |
9-3-2007 at 10:06
by: kaviaari |
Basic chemicals for organic experiments
[quote][i]Originally posted by quicksilver[/i]
You can get so many chemicals and materials from OTC ... |
2-3-2007 at 08:34
by: kaviaari |
Purification of 1-bromobutane
I gave this a second try. After 30min of refluxing mixture was distilled. Fractions weren't very cle ... |
2-3-2007 at 01:28
by: kaviaari |
Basic chemicals for organic experiments
From local chemists and from a special company that sells chemicals on the net. This company sells q ... |
2-3-2007 at 01:17
by: kaviaari |
Dangers of methanol vapours
[quote][i]Originally posted by Magpie[/i]
Unionized you have a point. I always just assumed it was ... |
1-3-2007 at 11:18
by: kaviaari |
Dangers of methanol vapours
Yesterday I made DMO from oxalic acid and methanol. During recrystallation I had to use hot methanol ... |
1-3-2007 at 00:50
by: kaviaari |
Purification of 1-bromobutane
[quote][i]Originally posted by garage chemist[/i]
What strength was the H2SO4? Not concentrated I h ... |
27-2-2007 at 14:01
by: kaviaari |
Purification of 1-bromobutane
I distillated the product in 100ml flask using only NS14-still head and snow-cooled recieving test t ... |
27-2-2007 at 11:58
by: kaviaari |
Purification of 1-bromobutane
I made small amount of 1-bromobutane by refluxing 11,1g of sodium bromide, 10ml of n-butanol and 10m ... |
27-2-2007 at 11:22
by: kaviaari |
Basic chemicals for organic experiments
[quote][i]Originally posted by ~[/i]
draw a plan of what you want to do. check all items needed ,bu ... |
16-2-2007 at 13:54
by: kaviaari |
Basic chemicals for organic experiments
I am about to order some new chemicals, mostly for organic synthesies. Because I am not very familia ... |
16-2-2007 at 13:36
by: kaviaari |
do you need a sink?
I am nowdays fortunate enough to have a sink and running water in lab. You can always have a bucket ... |
7-2-2007 at 10:49
by: kaviaari |
Crystallization of potassium permanganate
I made potassium permanganate by heating 5g of MnO2 and about 7g of KOH in beaker. When the greenish ... |
4-2-2007 at 23:41
by: kaviaari |
Use of Flat-bottemed flask in Reflux.
I think that sometimes the flat-bottomed flasks are way more useful. You don't have to fool around w ... |
26-1-2007 at 23:09
by: kaviaari |
O-toluic acid synthesis is looking quite odd
Mmkay, the new mixture has been refluxing for about ten hours. I coulnd't use an oil bath so I plant ... |
14-1-2007 at 12:15
by: kaviaari |
O-toluic acid synthesis is looking quite odd
[quote][i]Originally posted by garage chemist[/i]
The "1,6 l. of water" is what was lacking. [/quot ... |
13-1-2007 at 11:09
by: kaviaari |
O-toluic acid synthesis is looking quite odd
Hi!
I have been refluxing a mixture containing 10ml of xylene and 20ml of 60% nitric acid in orde ... |
13-1-2007 at 04:25
by: kaviaari |
fromation of Sno2 from sncl2
Make a solution out of it, pour in saturated sodium bicarb solution until no more carbon dioxide rel ... |
12-1-2007 at 22:45
by: kaviaari |
Urea sources
I have actually made urea from urine (of my own). It includes working with cons. HNO3 so in this cas ... |
12-1-2007 at 11:17
by: kaviaari |
methylamine
The setup is so so so nice that I would like to hug it  . |
12-1-2007 at 04:28
by: kaviaari |
Potassium compounds
[quote][i]Originally posted by D4RR3N[/i]
Just looked on Amazon $595 [/quote]
Just look from h ... |
9-1-2007 at 11:56
by: kaviaari |
Helpful Hint for Beginners
This is very very efficent. As long as you'll only need to work with the solution. I have been using ... |
9-1-2007 at 07:03
by: kaviaari |
Stuborn MnO2
Some more notes about my experiment. Now I have added a teespoonfull of MnO2 to the mixture. I also ... |
9-1-2007 at 03:49
by: kaviaari |
Stuborn MnO2
[quote][i]Originally posted by YT2095[/i]
I`m pleased that the H2O2 think worked for you also in HC ... |
8-1-2007 at 12:59
by: kaviaari |
| [Next Page] |
