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Why are contactless IR thermometers limited to 500oC ? A camera as a temperature probe ?
How do you do that ? |
28-10-2010 at 13:15 by: metalresearcher |
Why are contactless IR thermometers limited to 500oC ? Not exactly chemistry related but temperature measuring equipment for the lab.
I got a contactles ... |
28-10-2010 at 03:06 by: metalresearcher |
Electronic gadgets contain 43 elements is that true ? @12AX7 Yes, really !
For semiconductor dopants you forgot Al (same group als Ga and In) but is a ... |
27-10-2010 at 11:23 by: metalresearcher |
Electronic gadgets contain 43 elements is that true ? According to press sources electrocic gadgets (smartphones, mp3 players, laptops, etc.) contain a lo ... |
26-10-2010 at 22:48 by: metalresearcher |
Preparation of elemental phosphorus A graphite crucible is what I use for melting metals. But for other things such as distilling off P4 ... |
26-10-2010 at 06:16 by: metalresearcher |
Preparation of elemental phosphorus [rquote=191211&tid=65&author=blogfast25]Roger:
Propane is still an option but propane furna ... |
26-10-2010 at 06:08 by: metalresearcher |
Al + NaOH reacts slowly According to this video
http://www.youtube.com/watch#!v=yh7SKa18EH0
NaOH reacts with aluminum. ... |
25-10-2010 at 11:47 by: metalresearcher |
Steel retort design for making Na metal for review I already saw this vid, and tried it with Mg filings and NaOH which I put into a 2.5cm diameter and ... |
24-10-2010 at 00:35 by: metalresearcher |
First attempt to electrolyze NaOH Finally I attempted to electrolyze NaOH . I saw sodium forming but could not collect it yet.
[url= ... |
23-10-2010 at 06:29 by: metalresearcher |
Steel retort design for making Na metal for review @peach: thanks.
I found some online shops who sell discardable Ar cylinders and pressure regulato ... |
19-10-2010 at 23:12 by: metalresearcher |
Steel retort design for making Na metal for review Not for throwing it into the pond or other uses for that I can buy it you are riight.. It is just fo ... |
19-10-2010 at 07:24 by: metalresearcher |
Steel retort design for making Na metal for review The sodium and air make an explosive mixture you mean ?
Anyway wilh new attempts I'll stick to th ... |
19-10-2010 at 05:05 by: metalresearcher |
Steel retort design for making Na metal for review @peach:
I want to keep the collector outside the furnace and out of reach of flames, etc. possibly ... |
19-10-2010 at 03:04 by: metalresearcher |
How can I change Graphite (carbon) to CO2? Just burn it.
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19-10-2010 at 00:07 by: metalresearcher |
Steel retort design for making Na metal for review So I am still working on this but want to capture the Na metal in a different way, no oil but an emp ... |
18-10-2010 at 12:46 by: metalresearcher |
No one else tried this actually Seven years later ..... (last post in this thread was in 2003)
Nice posts it turns out that there ... |
18-10-2010 at 12:40 by: metalresearcher |
How to get type S thermocouple readout ? [rquote=190536&tid=14682&author=Magpie]
Look at the specs on this:
http://cgi.ebay.com/P ... |
18-10-2010 at 03:40 by: metalresearcher |
Sodium metal - Illustrated Practical Guide @len1, nearly three years after your post about your Castner's ceel replica I find this fantastic !
... |
17-10-2010 at 12:45 by: metalresearcher |
Plated cathode and anodes. It is the *surface* what counts. So yu can use very thin Pt foil (< 0.2mm thick) and it yet durab ... |
17-10-2010 at 03:21 by: metalresearcher |
How to get type S thermocouple readout ? For temperature measuring (e.g. metal melting) I use a Type K and Type S (Pt / PtRh 90/10) thermoco ... |
17-10-2010 at 03:10 by: metalresearcher |
How to get NaOH from household chemicals ? @woelen, I am not a starter and have done (and still do) many other interesting things.
I have expe ... |
17-10-2010 at 03:01 by: metalresearcher |
How to get NaOH from household chemicals ? @peach: Drain cleaner *with* Al snippets in it I am *not* going to use because of the violent reacti ... |
16-10-2010 at 11:16 by: metalresearcher |
Finally I got NaOH from the hardware shop I got 2 flasks of NaOH pellets (99%, no drain cleaner) for $6 from the local hardware shop. Drain cl ... |
16-10-2010 at 02:11 by: metalresearcher |
Making sodium: electrolytical or chemical ? In the middle of experimenting with Na2CO3 + C for making sodium I wonder whether electrolyzing lye ... |
15-10-2010 at 12:46 by: metalresearcher |
Electrical furnace elements : Pt or Ta wire instead of Kanthal ? What about this ?
http://cgi.ebay.com/Platinum-Iridium-20-002-wire-x-10-Ten-Feet-/300305693567?pt ... |
15-10-2010 at 05:39 by: metalresearcher |
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