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Is it a "stir bar" or "stir fish"..?
As I recall, I've heard them called "stir fish" by some of the German speaking members next door @ t ... |
27-9-2022 at 20:33
by: arkoma |
3D Printed Labware
Bought a 3D printer earlier this year, and I love it. Lately,I have been doing some preliminary in ... |
27-9-2022 at 20:27
by: arkoma |
Science equipment looking for a home
[rquote=677096&tid=15667&author=Dr.Bob]If I ever get down that way, I expect to sample of th ... |
27-9-2022 at 17:12
by: arkoma |
Secret Santa and Card Exchange – has begun.
J_sum, I'ma gonna put this here, so those that are hesitant can see the "cultural norms" (rules a li ... |
26-9-2022 at 10:49
by: arkoma |
Secret Santa and Card Exchange – has begun.
Coolness. I know we should have at least one new participant, as Organikum sez he's in. It's a lot o ... |
26-9-2022 at 10:44
by: arkoma |
Science equipment looking for a home
Got my 4 litre PYREX Erlenmeyer today. Can fire up my EToH production[sup]1[/sup] again! Thanks Dr. ... |
26-9-2022 at 10:41
by: arkoma |
Bugger YouTube
Your Benzaldehyde 1st attempt video popped up in my youtube dashboard today  |
24-9-2022 at 12:47
by: arkoma |
How to set up trap for filtration using vacuum pump
Be careful pulling vacuum on any glass that you don't KNOW is made to take it. I DO know better and ... |
8-9-2022 at 02:16
by: arkoma |
Secret Santa
YAY!! Thanks MadHatter--been on my mind too, but didna wanna seem like I was foaming at the mouth. |
8-9-2022 at 02:05
by: arkoma |
Don't ballmill magnesium.
Water might not be my first choice for possibly burning Magnesium. |
5-9-2022 at 23:29
by: arkoma |
Latest chemical order?
2lbs of Sodium Nitrite from Duda Diesel. |
24-8-2022 at 16:58
by: arkoma |
HELP! EU/DE/FR: Impending infrastructural apocalypse and possibility of civil war
[rquote=675929&tid=158800&author=j_sum1]
And, btw, welcome back Organikum. You predate me ... |
19-8-2022 at 17:55
by: arkoma |
What reagents would you bring during an apocalyptic scenario?
To start with:
H[sub]2[/sub]SO[sub]4[/sub]
NaOH
KNO[sub]3[/sub]
can do a lot with these th ... |
15-8-2022 at 11:53
by: arkoma |
Bad days in the lab or with glassware?
Broke my *&^%%&^%*&%* Claisen adapter. Almost impossible to live without one. *sigh*. W ... |
15-8-2022 at 11:48
by: arkoma |
HELP! EU/DE/FR: Impending infrastructural apocalypse and possibility of civil war
So far so good. No flame war yet, but as is usual in these socio-political commentaries, I feel one ... |
9-8-2022 at 00:01
by: arkoma |
HELP! EU/DE/FR: Impending infrastructural apocalypse and possibility of civil war
WGTR--hadn't thought of a backup power source for the fiber modem. Good idea. |
6-8-2022 at 05:07
by: arkoma |
DIY Melting point apparatus from 3D printer parts
aga designed one eight years ago, using a soldering element instead of a 3D hot end, and he wrote ar ... |
26-7-2022 at 11:03
by: arkoma |
Moonshine
Be advised that some methanol IS produced in a fermentation, especially from a fruit "mash". Toss yo ... |
24-7-2022 at 13:00
by: arkoma |
Bitumenous Membrane – comercial product with unusual properties
I can't find the exact same product now, but we used to use something similar to this:
https://ww ... |
24-7-2022 at 12:51
by: arkoma |
Iodine storage
I prepared this I[sub]2[/sub] from KI and dried it over vacuum. I haven't had appreciable loss from ... |
16-7-2022 at 09:13
by: arkoma |
What solvent is good for dissolving animal fats?
[rquote=674908&tid=158646&author=bluamine]I think the best solvent is carbon disulfide [/rqu ... |
7-7-2022 at 10:29
by: arkoma |
Bad days in the lab or with glassware?
^^^OUCH. My Corning has survived some pretty heinous spills on it, including hot HNO[sub]3[/sub]. Wi ... |
30-6-2022 at 18:58
by: arkoma |
ammonium nitrate from cold packs trouble
Slightly off topic, but DEF fluid is distilled water and urea. A lot of urea, that crystalizes beaut ... |
26-6-2022 at 08:26
by: arkoma |
Looking for most accessible route to Valerophenone
Jaggermeister, please first be welcome, second please carefully read site rules. No blatant spoon-f ... |
24-6-2022 at 07:43
by: arkoma |
Preparing ethanol from a sugar wash treated with Sodium carbonate
Never used any carbon. I use an all glass rig and I have found that copper in contact with the steam ... |
20-6-2022 at 06:40
by: arkoma |
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