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Does anyone know how to open an old Sartorius L420 balance?
It looks like the pic below. Solid late 1980s German lab scale with mg resolution.
One of the di ... |
9-2-2021 at 19:17
by: GammaFunction |
pH probe - US standard plugs, and spiral reference electrode help
I got an almost-free Orion pH electrode, stored dry (bad). It is a double-junction probe with the ... |
11-1-2021 at 12:24
by: GammaFunction |
PTFE / Teflon labware inclusions - normal or not?
[rquote=645982&tid=156266&author=Panache]
Actuslly is teflon labwear still machined from bi ... |
7-10-2020 at 20:44
by: GammaFunction |
PTFE / Teflon labware inclusions - normal or not?
[rquote=645953&tid=156266&author=Heptylene]Maybe you can sand the inside and dissolve whatev ... |
6-10-2020 at 15:01
by: GammaFunction |
PTFE / Teflon labware inclusions - normal or not?
[rquote=645899&tid=156266&author=macckone]my guess is that these are 'seconds'.[/rquote]
... |
6-10-2020 at 12:58
by: GammaFunction |
Ammonium Nitrate Source
[rquote=633435&tid=154996&author=B(a)P] I am currently running a fermentation for the purpos ... |
5-10-2020 at 15:50
by: GammaFunction |
PTFE / Teflon labware inclusions - normal or not?
I got some PTFE beakers from China, for culinary purposes (zero wastage, easy cleanup). They're n ... |
5-10-2020 at 15:35
by: GammaFunction |
Paraformaldehyde mildewcide safety
[rquote=295264&tid=25554&author=smaerd]If it is 'cob-web' mold a spray bottle of dilute hydr ... |
10-8-2013 at 12:18
by: GammaFunction |
Paraformaldehyde mildewcide safety
[rquote=295270&tid=25554&author=S.C. Wack]
www.epa.gov/oppsrrd1/REDs/formaldehyde-red.pdf&a ... |
10-8-2013 at 03:38
by: GammaFunction |
Paraformaldehyde mildewcide safety
Maybe this isn't a question for this forum, but this is probably the only place to get a rational sc ... |
9-8-2013 at 13:58
by: GammaFunction |
Thermometer Quesiton
[rquote=293793&tid=25332&author=gravityzero]Anyone know where to get good thermometers for a ... |
30-7-2013 at 14:00
by: GammaFunction |
Are these Keck clips?
[rquote=287668&tid=24604&author=cyanureeves]they sure do look like keck clips but all them p ... |
11-6-2013 at 15:59
by: GammaFunction |
Are these Keck clips?
Picture: http://i.imgur.com/YvLxE0C.jpg
It's hard for me imagine how they would attach. They res ... |
11-6-2013 at 12:38
by: GammaFunction |
3A molecular sieves joint purchase?
[rquote=285637&tid=23512&author=DH2]PNJ Resources sells 3a and 4a molecular sieves very chea ... |
2-6-2013 at 23:49
by: GammaFunction |
What are your desiccants?
[rquote=283764&tid=24197&author=chemcam] I am in the market for molecular sieves, anyone kno ... |
11-5-2013 at 01:56
by: GammaFunction |
Low temperature Castner process for sodium?
[rquote=282747&tid=24120&author=kristofvagyok]Just a thought. If you electrolyze NaOH.H2O to ... |
30-4-2013 at 13:51
by: GammaFunction |
Low temperature Castner process for sodium?
[rquote=282732&tid=24120&author=blogfast25]
Where precisely does it say that? If this is in ... |
30-4-2013 at 12:48
by: GammaFunction |
Low temperature Castner process for sodium?
[rquote=282688&tid=24120&author=m1tanker78]
Hot NaOH will turn your oil to a milky white su ... |
29-4-2013 at 18:37
by: GammaFunction |
Low temperature Castner process for sodium?
[rquote=282678&tid=24120&author=BromicAcid]Attached are pictures of a similar attempt from m ... |
29-4-2013 at 16:03
by: GammaFunction |
Low temperature Castner process for sodium?
[rquote=282675&tid=24120&author=elementcollector1]"Hot electrochemical sodium" - stickied in ... |
29-4-2013 at 14:33
by: GammaFunction |
Low temperature Castner process for sodium?
I used the search engine, and I hope this isn't a repost.
[url=http://en.wikipedia.org/wiki/Sodiu ... |
29-4-2013 at 14:14
by: GammaFunction |
Copper wool "bath"?
[rquote=282299&tid=24096&author=chemcam]IIRC the densities would come into play for a bath, ... |
27-4-2013 at 16:30
by: GammaFunction |
Son getting in to chemistry.. glassware or apparatus suggestions?
I like to find an ebay seller who is selling a variety of American/European glass, and bidding on a ... |
11-4-2013 at 02:13
by: GammaFunction |
Help! Need Laboy order Cancel ASAP
[rquote=279703&tid=23863&author=woelen]This really is ridiculous. An erlenmeyer? A transform ... |
10-4-2013 at 13:10
by: GammaFunction |
effects of Vac work on Boroglass?
Any reasonable vacuum is as 'hard' as a total vacuum from a mechanical perspective, because it is 1 ... |
27-3-2013 at 23:58
by: GammaFunction |
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