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Stainless Steel Reaction Vessels [rquote=692429&tid=160144&author=dettoo456]
Do you know if they have pressure relief valves ... |
11-4-2024 at 10:01 by: BromicAcid |
Stainless Steel Reaction Vessels My work has been trying to swap over to stainless flasks for use with pyrophorics for safety sake. ... |
10-4-2024 at 16:13 by: BromicAcid |
Kicks when boiling solutions Again, those measuring cups are not meant for direct heat. In addition to boiling chips and stirrin ... |
10-4-2024 at 13:33 by: BromicAcid |
OTC dichloromethane! Cool find, it was nearly impossible for me to find it out on the shelves two decades ago. Better se ... |
29-3-2024 at 03:25 by: BromicAcid |
How hazardous is fluorine chemistry? Had a very nasty experience with SF4 at one point Dr.Bob, always interesting to see people mention i ... |
26-3-2024 at 14:23 by: BromicAcid |
Recrystallization and stirring As someone who has done quite a few industrial crystalizations, one of the benefits of stirring at s ... |
14-3-2024 at 18:59 by: BromicAcid |
Peroxide prevention in ethers If the bottle never sees oxygen, i.e., you do your transfers by needle transfer and nitrogen then it ... |
3-3-2024 at 06:57 by: BromicAcid |
NO2 refusing to condense Once upon a time I was trying to distill nitric acid from sodium nitrate / sulfuric acid. I opted t ... |
24-2-2024 at 15:34 by: BromicAcid |
What fire extinguisher is best for a small amature set up? Bucket of sand or a bucket of lime. That's what I used to use because I always worried that the pro ... |
16-2-2024 at 14:14 by: BromicAcid |
Cleaning the cooling jacket of a condenser In my lab red stains are from microbial contamination/films. They are stubbornly resistant to most ... |
16-2-2024 at 05:11 by: BromicAcid |
How hazardous is fluorine chemistry? Fluorine chemistry can be dangerous. The old standby to have on hand is calcium gluconate. But I p ... |
14-2-2024 at 20:52 by: BromicAcid |
Sorry for the downtime Glad to see it back up and kicking but always feel as if we're on borrowed time with this old messag ... |
6-2-2024 at 11:22 by: BromicAcid |
Multiple bad experiences with AliExpress I had a project where I needed a specific size of brass screw and I looked everywhere. The only pla ... |
21-1-2024 at 14:13 by: BromicAcid |
2 vs 3 neck boiling flask? So long as your glassware isn't chipped/cracked and of decent quality there are no vacuum limitation ... |
30-12-2023 at 08:01 by: BromicAcid |
High Vacuum Systems [rquote=688860&tid=159987&author=yobbo II]
The description states that he got 10 - 5 torr v ... |
25-11-2023 at 06:12 by: BromicAcid |
Activating a catalyst My guess would be to run hydrogen over it hot to reduce any oxide coating and leave the free copper ... |
18-10-2023 at 04:05 by: BromicAcid |
The logic behind symbols of chemical elements ? It's not logic so much as history. Early elements soaked up many of the single letter abbreviations ... |
11-10-2023 at 19:31 by: BromicAcid |
Solvent storage - metal bottles Diethyl ether is the main solvent that I routinely see in metal bottles. They work well if you can ... |
8-10-2023 at 13:16 by: BromicAcid |
(Anhydrous?) Ethanol from car E85 You'd probably have much better luck trying to salt it out. |
22-9-2023 at 15:33 by: BromicAcid |
Perchloric acid failed synthesis. HELP REQUIRED! That reaction between ammonium perchlorate and aqua regia always seemed a little hellacious, it's ci ... |
20-9-2023 at 18:25 by: BromicAcid |
How to totally destroy non-stick coating? Molten sodium hydroxide? |
16-9-2023 at 04:29 by: BromicAcid |
Glassware repair tip ? One question is what are you going to gain out of it? If you are not running under vacuum then the ... |
13-9-2023 at 03:40 by: BromicAcid |
Non polar/oil soluble copper salts synthesis? Johanson, that's actually what they still use, but less concentrated.
https://www.rustoleum.com ... |
16-8-2023 at 13:33 by: BromicAcid |
How do you pick phenol? I've transferred plenty of low melting solids by pipette just by heating them somewhat above the MP ... |
6-8-2023 at 14:21 by: BromicAcid |
getting rid of hydrogen gas As an aside I did a flow reaction involving a coupling that generated hydrogen as a by-product. Bec ... |
30-7-2023 at 11:16 by: BromicAcid |
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