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Gas-phase apparatus construction Can't you just simply burn magnesium metal, dissolve in water to hydrolyze any nitride to ammonia, a ... |
8-11-2007 at 16:14 by: Fleaker |
Gold Plating Potassium gold cyanide, with some free cyanide will do the trick. There are various books on it.
... |
8-11-2007 at 16:02 by: Fleaker |
Platinum plated titanium Besides, it's not like it was your platinum anyhow :-). This time around I think it'll be chloroplat ... |
7-11-2007 at 14:30 by: Fleaker |
quartz tube, how hot can I go? It frosts and etches the quartz, weakening it. I'm too lazy to think of exactly what happens, but it ... |
6-11-2007 at 18:08 by: Fleaker |
quartz tube, how hot can I go? The levitation part is particularly nice as it is zero contamination and can be carried out in high ... |
5-11-2007 at 09:49 by: Fleaker |
quartz tube, how hot can I go? 1200*C is about the limit for quartz in my opinion. Just don't use it with Group 1 or 2 oxides/hydro ... |
4-11-2007 at 13:35 by: Fleaker |
bromate synthesis The solution is very orange red, dilute it is yellow.
Palladium solution in nitric acid or aqua r ... |
4-11-2007 at 10:23 by: Fleaker |
Sulfur Hexaflouride It's available from a variety of gas suppliers. Mine was from Praxair, but there are various issues ... |
3-11-2007 at 09:25 by: Fleaker |
Molecular sieves... anybody ever used them? My sieve is indicating with Cobalt chloride, and I just store my MeOH, EtOH, on up with about 50g of ... |
3-11-2007 at 09:14 by: Fleaker |
Sulfur Hexaflouride It's a pretty common demo to swallow some of the gas and let it lower your voice a few octaves, quit ... |
2-11-2007 at 19:20 by: Fleaker |
sodium metal sample I Saran wrap my bricks then double bag them and seal with this plastic heat-sealer. Still look like ... |
2-11-2007 at 19:17 by: Fleaker |
More on PbO2 electrodes [quote][i]Originally posted by 12AX7[/i]
Those small bits of Ti are almost useless -- spray and ozo ... |
2-11-2007 at 08:56 by: Fleaker |
Molecular sieves... anybody ever used them? I have 3A and 4A, both get hot when you add them to wet alcohol. 4A adsorbs EtOH and the water, but ... |
2-11-2007 at 08:38 by: Fleaker |
More on PbO2 electrodes I have some small titanium anodes that I can make available to you all. 12AX7 has a few of them, the ... |
1-11-2007 at 08:22 by: Fleaker |
Platinum group refining...companies? Xenoid--Don't even count on that either. I've sold a lot of gold, silver, platinum, and palladium bu ... |
30-10-2007 at 15:53 by: Fleaker |
cyclohexanone I think I have some that I can spare you. I know I have a lot of either that or cyclohexanol. I only ... |
29-10-2007 at 18:15 by: Fleaker |
Dichloromethane otc product I'm interested, how much for 2 of them? Also, still have any of that benzene lying about? U2U if you ... |
29-10-2007 at 18:13 by: Fleaker |
Platinum group refining...companies? I'm not quite weary just yet :-)!
But most often, you won't get even close to full spot price, fo ... |
29-10-2007 at 18:12 by: Fleaker |
Nitric Acid Puzzler Must've distilled at too high a temperature. I have had that happen to me as well. |
28-10-2007 at 14:10 by: Fleaker |
Simple and inexpensible DIY mini-charcoal "furnace" Have none of you been to this site: http://www.backyardmetalcasting.com ? There is a forum there wit ... |
25-10-2007 at 17:40 by: Fleaker |
Synthesis of Allylbenzene Magnesium from alloy wheels is nowhere near good enough for a Gringard. I have pure magnesium turnin ... |
20-10-2007 at 12:44 by: Fleaker |
Quality of KMnO4 Univar products are actually really cheap if you buy in bulk, as in $3/L for 15L of nitric acid, che ... |
19-10-2007 at 16:11 by: Fleaker |
SO3 from Iron Sulphate I think I might give this a shot on a large scale. Anyone think a stainless stock pot and some stain ... |
19-10-2007 at 08:45 by: Fleaker |
Mortar And Pestle Composition I have a 320mm diameter Coors one, and then a small 85mm one from agate.
Anyone ever got to use ... |
18-10-2007 at 10:24 by: Fleaker |
Lithium batteries Erm, Xenoid, wouldn't H2S be the hydrolysis product of iron disulfide reacting with water? FeS2 e ... |
15-10-2007 at 09:09 by: Fleaker |
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