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2023 Science Madness Secret Santa – The fun begins!
Well I think it’s long enough past the Christmas season to mention this. Recognizing that last ye ... |
1-2-2025 at 07:29
by: charley1957 |
Iodine may be secretly banned by Ebay
I just received prilled iodine today from lugolsnaturals.com Not cheap but at least I got it. Not l ... |
22-1-2025 at 21:07
by: charley1957 |
platinized titanum mesh anode
See one of NurdRage’s videos how he was scammed with platinized electrodes that weren’t. Somewh ... |
7-1-2025 at 07:09
by: charley1957 |
latest glassware purchase
Man I’ll bet that thing would polish up like a $20 gold piece! |
24-12-2024 at 05:44
by: charley1957 |
Toluene and other solvents in California
Wow. Too bad you’re not in Texas. Every lumber yard in the state and most hardware stores sell t ... |
24-12-2024 at 05:42
by: charley1957 |
Science Madness Secret Santa 2024 – allocations have been sent. Registration closed.
Finally got my Santee’s package together this weekend and it is being mailed out today. I apologi ... |
16-12-2024 at 05:07
by: charley1957 |
Science Madness Secret Santa 2024 – allocations have been sent. Registration closed.
Thanks for the card, MadHatter! I thought it was quite appropriate. Here in Texas, we get a dustin ... |
4-12-2024 at 18:00
by: charley1957 |
Some experiments with ammonium persulfate (peroxydisulfate)
Ammonium persulfate is easily had from Amazon. Prices are all over the map, but I saw a 1K bottle f ... |
1-12-2024 at 12:14
by: charley1957 |
Science Madness Secret Santa 2024 – allocations have been sent. Registration closed.
Back in the 70s when I was stationed in Portland, Maine, seemed like every soul with a pickup truck ... |
1-12-2024 at 12:03
by: charley1957 |
perchlorates in the eu?
I just checked Woelen’s eBay link and this same seller also advertises on eBay.com in the US. Thi ... |
29-11-2024 at 07:50
by: charley1957 |
Uses for a sodium vapour lamp
There’s a video on YouTube showing how to burn a ‘dark flame’ under a sodium lamp by burning a ... |
29-11-2024 at 07:39
by: charley1957 |
Recycling copper, working at scale. Suggestions.
I stripped the insulation from a LOT of copper wire by drilling a hole through a 2 X 4 piece of lumb ... |
26-11-2024 at 09:03
by: charley1957 |
New 120$ rotovap found online
Notice also it is 220V. |
20-9-2024 at 10:47
by: charley1957 |
regarding thoughts on scihub ?
I’ve found it extremely helpful. I’ve gained access to many papers I wouldn’t have been able t ... |
8-9-2024 at 01:56
by: charley1957 |
Simple water aspirator setup
There are a few threads on this forum about water aspirator setups. A search using the term aspirat ... |
23-8-2024 at 04:16
by: charley1957 |
Questions regarding understanding stoichiometry
YouTube has dozens of stoichiometry videos, practice problems, etc. Lots of different teachers and d ... |
18-8-2024 at 09:43
by: charley1957 |
Short question / quick answer - Thread
I just ordered methanol from Amazon. I’m using it as a solvent for the extraction of a plant alkal ... |
5-8-2024 at 03:26
by: charley1957 |
Most Beloved Chemicals
Not too long ago I bought a keg (15.5 gallons) of 98% sulfuric acid for around $100. Cheapest way I ... |
30-7-2024 at 10:07
by: charley1957 |
Did eBay pull all iodine crystal/prill listings?
I finally gave up on trying to buy iodine. Instead I bought a kilo of potassium iodide from Amazon ... |
26-6-2024 at 05:20
by: charley1957 |
Did eBay pull all iodine crystal/prill listings?
This is a brand new development if they have. I had been watching iodine forever. Even ordered onc ... |
25-6-2024 at 03:33
by: charley1957 |
Changes to EUD requirements in Australia
When iodine became a lot harder to get, potassium iodide became a LOT more expensive than it used to ... |
22-6-2024 at 05:27
by: charley1957 |
Best spray paint for inside of fume hood blower
This looks like some pretty good stuff. I’d certainly give it a try. I just painted some chemica ... |
21-6-2024 at 05:42
by: charley1957 |
How I safely unplugged a drain using Vinegar and Baking Soda
I have a recurring problem with a shower drain. I have started using my wet/dry shop vac on it, and ... |
21-6-2024 at 05:08
by: charley1957 |
Precious Hotplate Stirrers
I know a guy, had to have the biggest, fanciest 4WD pickup with the biggest engine he could get in i ... |
19-6-2024 at 08:36
by: charley1957 |
Solution strength for dissolving mineral impurities
In my part of the US muriatic acid is found in most hardware stores in the paint section and at most ... |
16-6-2024 at 04:55
by: charley1957 |
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