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Cheap Potassium Iodide
[rquote=556559&tid=90181&author=Deathunter88]What's the average price of KI in the USA? I fa ... |
27-11-2018 at 08:19
by: DavidJR |
Mysterious liquid from parrafin wax
This phenomenon is known as syneresis. I would assume it's probably just shorter alkanes. |
26-11-2018 at 10:38
by: DavidJR |
Cheap Potassium Iodide
I just tested mine again:
[list=1]
[*] Flame colour reveals definite presence of sodium.
[*] Diss ... |
26-11-2018 at 09:56
by: DavidJR |
Cheap Potassium Iodide
[rquote=556331&tid=90181&author=woelen]
If you don't get what you pay for you either get a ... |
26-11-2018 at 05:55
by: DavidJR |
Can you dry Isopropanol with Mol Sieves 3A?
Yes, you can. |
26-11-2018 at 05:48
by: DavidJR |
Cheap Potassium Iodide
I forgot to report back on this. I also ordered from this listing. I tried to use this new KI for pe ... |
26-11-2018 at 02:37
by: DavidJR |
working with drums
Put the drum on its side with the opening at the top. Remove the cap. Rolling the drum so that the o ... |
25-11-2018 at 17:31
by: DavidJR |
Can condensation in a reflux condenser be calculated?
Yes, I have one of those too and it works pretty well.
You don't want a graham condenser (where ... |
25-11-2018 at 12:27
by: DavidJR |
Home made gas chamber for little children.
CO[sub]2[/sub] is not merely a simple asphyxiant that kills by hypoxia. It is toxic, even when the o ... |
24-11-2018 at 13:14
by: DavidJR |
what form of formaldehyde is used in grignards?
I haven't done this but I would try generating formaldehyde gas by heating dry paraformaldehyde, and ... |
23-11-2018 at 03:51
by: DavidJR |
Stability and precision of Hall-based current sensors?
[rquote=555328&tid=103892&author=JJay]You might want to stick a delay into that loop to redu ... |
23-11-2018 at 02:45
by: DavidJR |
Can condensation in a reflux condenser be calculated?
Lots of useful info here: http://www.separationprocesses.com/Distillation/MainSet1.htm |
22-11-2018 at 07:50
by: DavidJR |
Say goodbye to cheap Chinese shipping
[rquote=555046&tid=104156&author=woelen]Importings things from the US is very expensive for ... |
22-11-2018 at 04:09
by: DavidJR |
I bought a Mass Spec!
[rquote=554819&tid=105722&author=DavidJR]
I don't recall whether or not much water came out ... |
21-11-2018 at 11:44
by: DavidJR |
I bought a Mass Spec!
[rquote=554796&tid=105722&author=ScienceHideout]David, mine doesn't reject much water either ... |
21-11-2018 at 08:27
by: DavidJR |
I bought a Mass Spec!
[rquote=554770&tid=105722&author=ScienceHideout]
I bought a MilliQ water purifier from prop ... |
21-11-2018 at 05:47
by: DavidJR |
I bought a Mass Spec!
[rquote=554642&tid=105722&author=ScienceHideout][rquote=554607&tid=105722&author=Dav ... |
21-11-2018 at 02:31
by: DavidJR |
Hitachi D-7000 HPLC Issues
[rquote=554554&tid=103905&author=ScienceHideout]So the other day I spoke on the phone with a ... |
20-11-2018 at 16:28
by: DavidJR |
I bought a Mass Spec!
[rquote=554592&tid=105722&author=ScienceHideout]
Testing chirality? Yes and no. For example ... |
20-11-2018 at 15:01
by: DavidJR |
Using Ketenes and uV to form benzylketones from alkbenzenes
I have no idea if that would work or not, but please be incredibly careful with ketene, it's nasty s ... |
18-11-2018 at 16:31
by: DavidJR |
Upcoming Sales
Wow, that sucks. My condolences... |
18-11-2018 at 07:11
by: DavidJR |
Any demand for triphenylphosphine?
3,4-methylenedioxyphenylacetonitrile ....... that's really not all that far off being MDMA. |
15-11-2018 at 04:12
by: DavidJR |
Fitting a Ground Glass Joint to a Steel Plate
[rquote=552771&tid=100197&author=JJay] I am not sure about the chemical resistance of epoxy, ... |
14-11-2018 at 16:16
by: DavidJR |
Any secrets to keeping a frit from getting clogged?
And when produced industrially via the anthraquinone process, it is indeed vacuum distilled. |
14-11-2018 at 08:50
by: DavidJR |
Recovering Silver from Silver Bromide
[rquote=552128&tid=102555&author=nimgoldman]
Hence sodium thiosulfate + hydroxide cannot ... |
14-11-2018 at 08:42
by: DavidJR |
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