| Search |
| [Next Page] |
X-Ray tubes
I have a friend working on a project requiring irradiating foods with 0.2 to 0.5 grays (absorbed dos ... |
22-10-2018 at 11:44
by: Elemental Phosphorus |
paradiclorobenzene - possible degradation of
Yes, there were a lot of problems with my process. Right now I only have fuming nitric acid, and whi ... |
12-3-2018 at 14:52
by: Elemental Phosphorus |
paradiclorobenzene - possible degradation of
Late update, but I found my nitrated paradichlorobenzene product to be soluble in acetone and anhydr ... |
1-3-2018 at 14:41
by: Elemental Phosphorus |
What to do with aluminum shavings?
Well, I can tell you from experience that magnalium/sodium hydroxide works, and produces a product t ... |
3-12-2017 at 09:37
by: Elemental Phosphorus |
Is storing sulfonitric acid (H2SO4/HNO3 mix) safe
Yes, HDPE bottles are safe for storing most acids. They are fine with hydrochloric acid, sulfuric ac ... |
29-11-2017 at 05:10
by: Elemental Phosphorus |
paradiclorobenzene - possible degradation of
Yes, I would like to substitute the ortho chlorine with an alcohol. Perhaps someone knows of a proce ... |
25-10-2017 at 10:04
by: Elemental Phosphorus |
paradiclorobenzene - possible degradation of
Alright, so I nitrated 5 grams of paradichlorobenzene in mixed acid at about 50-100 degrees Celsius ... |
23-10-2017 at 12:00
by: Elemental Phosphorus |
paradiclorobenzene - possible degradation of
Actually, I searched for mononitration of paradichlorobenzene, and I didn't find much, so the refere ... |
21-10-2017 at 06:22
by: Elemental Phosphorus |
paradiclorobenzene - possible degradation of
Right, I'm a complete idiot. I'll have to settle for something para-substituted then. How could I ha ... |
20-10-2017 at 16:17
by: Elemental Phosphorus |
Synthesis of substituted aromatics from paradichlorobenzene
Recently, while going through some old boxes, I found a bunch of old bottles of pesticides. I also f ... |
20-10-2017 at 15:23
by: Elemental Phosphorus |
Making PbO2 plates for chlorate production - from Pb lead-acid battery plates
Well, if the metal turns dark brown to black, that could be lead dioxide, no? I wouldn't be too surp ... |
12-10-2017 at 17:34
by: Elemental Phosphorus |
Making PbO2 plates for chlorate production - from Pb lead-acid battery plates
Lead dioxide is black or dark brown, and can be formed on lead by putting the lead in dilute sulfuri ... |
12-10-2017 at 15:13
by: Elemental Phosphorus |
absolutely HUGE chem glassware sale.
Would you consider selling individual items? If so send me a PM about condensers, the column and Erl ... |
22-9-2017 at 06:34
by: Elemental Phosphorus |
How to remove salt from putrescine dihydrochloride?
Putrescine dihydrochloride should be readily soluble in water, no?
I don't see why ethanol should b ... |
18-9-2017 at 17:24
by: Elemental Phosphorus |
What are "synthetic iron oxides"
I have a 1 pound bag of yellow iron oxide. It is most certainly possible, but the name 'iron oxide' ... |
14-9-2017 at 04:06
by: Elemental Phosphorus |
Hydrogen Peroxide and Carbonic Acid Reaction
[rquote=491883&tid=76634&author=Hydrazine]I'm not so sure about that.
CO2 will react with ... |
8-9-2017 at 14:16
by: Elemental Phosphorus |
Which pump when working with flammable gas?
It will just generally be safer, but a lot of people tend to like aspirators for their relative simp ... |
1-9-2017 at 04:33
by: Elemental Phosphorus |
Where do you draw the line?
Well, in an ideal world, drugs would be legal, but there would be programs directed at educating and ... |
1-9-2017 at 04:26
by: Elemental Phosphorus |
Melting fine bismuth powder
You could probably melt it under heavy motor oil or gear oil, since motor oil boils at around 300 de ... |
16-8-2017 at 06:14
by: Elemental Phosphorus |
Need an easy synthesis of Perchloric acid
I would be very cautious of anything that generates chlorine heptoxide.
I also read a few U. S. p ... |
24-7-2017 at 14:03
by: Elemental Phosphorus |
lab safety equipment
What exactly does one use a disembodied brain for? It does contain a lot of water I suppose, maybe g ... |
14-7-2017 at 12:36
by: Elemental Phosphorus |
sodium metal extraction - Nurdrage did it!
What I meant in my earlier post was that I did not believe that a hot pyrotechnic reduction of potas ... |
1-7-2017 at 12:15
by: Elemental Phosphorus |
Efficiency of a car’s catalytic converter
Well, this isn't really the thread for discussion of the Ostwald process, and my question has alread ... |
13-6-2017 at 04:17
by: Elemental Phosphorus |
unconventional sodium
I honestly can say that the risk if peroxides is almost zero if the peroxides are stored over a smal ... |
9-6-2017 at 19:18
by: Elemental Phosphorus |
Catalytic converters in the Ostwald process
A catalytic converter should work well for the first step of Ostwald process (ammonia to nitric oxid ... |
9-6-2017 at 08:29
by: Elemental Phosphorus |
| [Next Page] |
