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impurities in tin
Directly dissolving 95-5 or 97-3 solder in simmering hydrochloric acid is slow, but only required to ... |
22-10-2010 at 12:09
by: Eclectic |
Ester to amide in one step ?
Heat with urea? |
22-10-2010 at 05:48
by: Eclectic |
NMP from paint stripper
isopropanol and salting out works for separating the NMP from the methylcellulose? thickener.
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19-10-2010 at 11:34
by: Eclectic |
impurities in tin
Melting points would be good indicator of reasonable purity. Tin you can dissolve in boiling hydroc ... |
17-10-2010 at 07:04
by: Eclectic |
Obtaining Hexane (Down-under)
Fractionally distill gasoline? |
13-10-2010 at 05:32
by: Eclectic |
Preparation of elemental phosphorus
Blogfast, havn't you seen the threads on microwave furnaces? The carbon in the reaction mix is a mi ... |
11-10-2010 at 14:06
by: Eclectic |
Preparation of elemental phosphorus
Does anyone know if phosphorus is heated by microwaves? If not, a carbon/phosphoric acid reactor an ... |
11-10-2010 at 04:43
by: Eclectic |
What are two elements that have an attraction for each other?
Try silicone RTV adhesive. |
11-10-2010 at 04:39
by: Eclectic |
Tin Oxide + Antimony Oxide Anode
FINALLY! YAY! Almost verbatim what I suggested 2 years ago...
(Well, to be fair, you DID ... |
3-10-2010 at 17:16
by: Eclectic |
Elemental Scientific
lol
good fresh chemicals, straight from the last supenova....
I don't think elements go stale. |
23-9-2010 at 18:43
by: Eclectic |
Suggestion please on which fluid to use?
Silicotungstic acid or lithium silicotungtate can get to up to SG of 3 in water solution.
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23-9-2010 at 18:36
by: Eclectic |
Making anhydrous AlCl3 - Al + HCl in polar aprotic solvent
Pass dry HCl into aluminum foil pieces in dry ethyl ether in reflux apparatus fitted with drying tub ... |
21-9-2010 at 04:37
by: Eclectic |
Making anhydrous AlCl3 - Al + HCl in polar aprotic solvent
No one seems willing to try Ethyl Ether....it makes a stable, distillable adduct with AlCl3. |
20-9-2010 at 13:12
by: Eclectic |
Potassium sulphate insoluble residue...
Likely just part of the strata they mined for the fertilizer? Or clay added to help prill it. |
20-9-2010 at 11:29
by: Eclectic |
do-it-yourself nuclear magnetic resonance spectroscopy
The late Dr. Robin Dykstra?
http://www.victoria.ac.nz/ecs/staff/robin-dykstra.aspx |
19-9-2010 at 21:26
by: Eclectic |
ground glass joint help
Ultrasonic cleaner and a solvent? |
18-9-2010 at 19:50
by: Eclectic |
Steel retort design for making Na metal for review
http://www.youtube.com/watch?v=908rjHQ5mmc&feature=related
I'd go with Magnalum if it works, ... |
18-9-2010 at 19:47
by: Eclectic |
pipe thread sealing
Your pressure range would likely be happier using hydraulic line 10,000 psi designed fittings, but y ... |
18-9-2010 at 17:51
by: Eclectic |
pipe thread sealing
http://www.autoclaveengineers.com/products/pressure_vessels/index.html
AE Style Closure. I can t ... |
18-9-2010 at 17:45
by: Eclectic |
pipe thread sealing
I'd go with silver solder every time...
Awww...come on...I built an autoclave designed for 50,000 ... |
18-9-2010 at 12:56
by: Eclectic |
Steel retort design for making Na metal for review
http://shop.ebay.com/?_from=R40&_trksid=p3907.m570.l1313&_nkw=EDM+graphite&_sacat=See-Al ... |
18-9-2010 at 03:50
by: Eclectic |
Steel retort design for making Na metal for review
I was curious about stability of copper to K or Na, but it looks like it may be OK....you can get st ... |
16-9-2010 at 14:04
by: Eclectic |
Isopropylamine and Diisopropylamine from Acetone
It's probably reasonable if you want a few hundred grams, I'm thinking more in terms of liters.... |
16-9-2010 at 13:12
by: Eclectic |
Steel retort design for making Na metal for review
2 inch black iron pipe fittings should be cheap enough, and of a scale that the effort might be wort ... |
16-9-2010 at 12:59
by: Eclectic |
Isopropylamine and Diisopropylamine from Acetone
Ideal system would be water, acetone, ammonium chloride, and a dissolving reactive metal, with or wi ... |
16-9-2010 at 12:54
by: Eclectic |
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