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Fresh eggs, wash or dont?
True, the above. I never wash my eggs, and they can and do last up to 90 days on the counter, no re ... |
20-5-2024 at 07:50
by: charley1957 |
Yellow methanol
When the distillation was all done, I took the remains from the still pot and vacuum filtered it. N ... |
9-5-2024 at 15:05
by: charley1957 |
Yellow methanol
Several years ago I was given a gallon of methanol. It was used as a natural gas pipeline antifreeze ... |
9-5-2024 at 08:31
by: charley1957 |
Dichloromethane now banned from US paint strippers
As of this morning, May 1, you can still get it from Amazon, at least two sellers. Also Sciencecomp ... |
1-5-2024 at 07:44
by: charley1957 |
A new auction underway, April 2024
I’ve looked at all the items of the latest auction of lab equipment. Too many items are completely ... |
5-4-2024 at 18:25
by: charley1957 |
OTC dichloromethane!
https://a.co/d/eruUxEi Here’s another product on Amazon, first ingredient is methylene chloride, ... |
30-3-2024 at 05:27
by: charley1957 |
small companies disappearing
Lab Alley out of Austin, Texas is still around. They have most common chemicals. And I thought Lab ... |
20-3-2024 at 04:27
by: charley1957 |
Recrystallization and stirring
Well he did mention industrial a couple of times, but made it seem that it applied in the lab just a ... |
13-3-2024 at 11:25
by: charley1957 |
Recrystallization and stirring
I was watching a YT video on the recrystallization of a substance to purify it. One of the commente ... |
13-3-2024 at 05:55
by: charley1957 |
NO2 refusing to condense
The only other thing I can think of is oxygen in the air. So unless you’re trying to do it under ... |
24-2-2024 at 08:15
by: charley1957 |
2023 Science Madness Secret Santa – The fun begins!
My Secret Santa is VERY persistent. Part of the present he sent never made it to me for whatever re ... |
21-2-2024 at 17:02
by: charley1957 |
How hazardous is fluorine chemistry?
Sulaiman, I haven’t personally done any fluorine chemistry, but I have spent the past several year ... |
14-2-2024 at 04:53
by: charley1957 |
Sorry for the downtime
I’m glad to see the forum is back up. Thanks to you Polverone for all your time and energy keepin ... |
6-2-2024 at 11:42
by: charley1957 |
Everyday Chemistry
Good looking board, traces nice and sharp, crisp edges, good solder mask. I like it! Is that some ... |
3-2-2024 at 07:43
by: charley1957 |
Stainless Steel Reaction Vessels
I use stainless if I need to utilize really high temperatures, but often get a contamination from it ... |
1-2-2024 at 05:42
by: charley1957 |
Should your family know what you are doing?
I’ve been doing chemistry for a while now, and my wife knows absolutely everything I’m doing, sh ... |
1-2-2024 at 05:34
by: charley1957 |
amateur chemistry and Parental Concerns in Dubai
A good first step would be to thoroughly familiarize yourself with all the laws that might pertain t ... |
28-1-2024 at 05:41
by: charley1957 |
Any Fellow Arab Chemists Here?
Hey Fluorite, welcome to the forum! I like your name, as where I live used to be a hub if fluorite ... |
11-1-2024 at 07:14
by: charley1957 |
Synthesis of 2-chlorobenzalmalononitrile (CS Tear Gas)
I worked in the prison system in Texas for a few years. During initial training we were gassed just ... |
26-12-2023 at 05:29
by: charley1957 |
Synthesis of 2-chlorobenzalmalononitrile (CS Tear Gas)
I worked in the prison system in Texas for a few years. During initial training we were gassed just ... |
26-12-2023 at 05:28
by: charley1957 |
2023 Science Madness Secret Santa – The fun begins!
@j-sum1 we just had hail here in Texas two days ago. It was pretty violent and I had to stop on the ... |
25-12-2023 at 05:23
by: charley1957 |
2023 Science Madness Secret Santa – The fun begins!
I just got home today after several days away and found that my Secret Santa had delivered a packag ... |
21-12-2023 at 05:58
by: charley1957 |
Need a scientific name for an attachment used in a video
The one he’s using features a tubing connector at the top. Some have a ground glass joint at the ... |
6-12-2023 at 06:48
by: charley1957 |
Need a scientific name for an attachment used in a video
I’m pretty sure that is just a straight gas or vacuum takeoff adapter. Pretty standard item made ... |
6-12-2023 at 06:37
by: charley1957 |
Notice: Subforum reorganization
Hey I’d love to see an Electronics subforum especially. I’m also all for a geology subforum. |
20-11-2023 at 18:18
by: charley1957 |
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